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Abstract (1900) | Core Tip (1474) | Full Article (HTML) (11420) | Figures (1-11) (622) | Tables (1-2) (590) | Full Article (PDF)-2193K (1248) | Audio-545K (33) | Peer-Review Report-90K (296) | Answering Reviewers-110K (306) | Received: 04/29/2015 | Revised: 10/07/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (22) | Total Visits (24460) | Similar Articles (275) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1578) | Core Tip (1543) | Full Article (HTML) (6477) | Figures (1-1) (426) | Tables (1-1) (406) | Full Article (PDF)-1123K (847) | Audio-322K (32) | Peer-Review Report-86K (268) | Answering Reviewers-180K (269) | Received: 05/15/2015 | Revised: 08/04/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (23) | Total Visits (16778) | Similar Articles (101) | Timeline of Article Publication (1) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1570) | Core Tip (1507) | Full Article (HTML) (7580) | Full Article (PDF)-1029K (1028) | Audio-1113K (23) | Peer-Review Report-105K (254) | Answering Reviewers-312K (343) | Received: 05/06/2015 | Revised: 09/18/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (79) | Total Visits (17764) | Similar Articles (335) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1228) | Core Tip (1101) | Full Article (HTML) (4676) | Figures (1-2) (545) | Full Article (PDF)-1084K (472) | Audio-2067K (21) | Peer-Review Report-88K (195) | Answering Reviewers-81K (258) | Received: 05/11/2015 | Revised: 09/11/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (13190) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1375) | Core Tip (1439) | Full Article (HTML) (5501) | Full Article (PDF)-889K (985) | Audio-77K (23) | Peer-Review Report-119K (310) | Answering Reviewers-3K (335) | Received: 05/29/2015 | Revised: 11/17/2015 | Accepted: 12/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (15456) | Similar Articles (1004) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1464) | Core Tip (1339) | Full Article (HTML) (6800) | Full Article (PDF)-978K (928) | Audio-616K (21) | Peer-Review Report-105K (297) | Answering Reviewers-223K (277) | Received: 04/28/2015 | Revised: 10/01/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (46) | Total Visits (16183) | Similar Articles (73) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1597) | Core Tip (1461) | Full Article (HTML) (13678) | Tables (1-4) (378) | Full Article (PDF)-1031K (1612) | Audio-2163K (37) | Peer-Review Report-154K (284) | Answering Reviewers-56K (280) | Received: 05/01/2015 | Revised: 08/05/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (118) | Total Visits (26847) | Similar Articles (556) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1607) | Core Tip (1562) | Full Article (HTML) (9511) | Figures (1-2) (419) | Full Article (PDF)-1243K (1119) | Audio-780K (24) | Peer-Review Report-113K (313) | Answering Reviewers-69K (289) | Received: 05/14/2015 | Revised: 10/11/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (20154) | Similar Articles (0) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1344) | Core Tip (1362) | Full Article (HTML) (8241) | Figures (1-1) (451) | Tables (1-1) (381) | Full Article (PDF)-1280K (823) | Audio-2240K (19) | Peer-Review Report-95K (257) | Answering Reviewers-72K (278) | Received: 04/28/2015 | Revised: 09/30/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (39) | Total Visits (18830) | Similar Articles (0) | Timeline of Article Publication (4) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1373) | Core Tip (1291) | Full Article (HTML) (5917) | Tables (1-1) (371) | Full Article (PDF)-957K (762) | Audio-1050K (16) | Peer-Review Report-79K (231) | Answering Reviewers-174K (244) | Received: 04/28/2015 | Revised: 09/30/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (16) | Total Visits (15237) | Similar Articles (331) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1330) | Core Tip (1325) | Full Article (HTML) (6458) | Figures (1-3) (424) | Tables (1-1) (352) | Full Article (PDF)-1825K (883) | Audio-1433K (34) | Peer-Review Report-95K (339) | Answering Reviewers-135K (274) | Received: 07/20/2015 | Revised: 09/25/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (39) | Total Visits (16921) | Similar Articles (331) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1369) | Core Tip (1458) | Full Article (HTML) (7781) | Figures (1-1) (443) | Full Article (PDF)-1163K (1024) | Audio-2477K (23) | Peer-Review Report-96K (415) | Answering Reviewers-16K (271) | Received: 05/28/2015 | Revised: 08/06/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (50) | Total Visits (17766) | Similar Articles (1745) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1586) | Core Tip (1535) | Full Article (HTML) (8153) | Tables (1-3) (389) | Full Article (PDF)-980K (1408) | Audio-1860K (25) | Peer-Review Report-81K (286) | Answering Reviewers-243K (309) | Received: 04/28/2015 | Revised: 07/08/2015 | Accepted: 11/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (43) | Total Visits (19162) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1293) | Core Tip (1289) | Full Article (HTML) (7545) | Figures (1-1) (424) | Tables (1-4) (428) | Full Article (PDF)-1063K (1169) | Audio-140K (30) | Peer-Review Report-109K (259) | Answering Reviewers-62K (258) | Received: 04/28/2015 | Revised: 10/14/2015 | Accepted: 11/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (68) | Total Visits (18235) | Similar Articles (496) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1314) | Core Tip (1164) | Full Article (HTML) (4423) | Tables (1-1) (401) | Full Article (PDF)-909K (682) | Audio-780K (12) | Peer-Review Report-81K (196) | Answering Reviewers-69K (281) | Received: 05/29/2015 | Revised: 10/10/2015 | Accepted: 11/24/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (12569) | Similar Articles (2) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1498) | Core Tip (1494) | Full Article (HTML) (8819) | Figures (1-3) (461) | Full Article (PDF)-1060K (1619) | Audio-830K (25) | Peer-Review Report-92K (303) | Answering Reviewers-251K (456) | Received: 04/27/2015 | Revised: 09/29/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (78) | Total Visits (19802) | Similar Articles (505) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1501) | Core Tip (1545) | Full Article (HTML) (9196) | Figures (1-1) (422) | Tables (1-4) (612) | Full Article (PDF)-1183K (1323) | Audio-595K (22) | Peer-Review Report-79K (287) | Answering Reviewers-64K (290) | Received: 04/17/2015 | Revised: 10/20/2015 | Accepted: 11/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (95) | Total Visits (20283) | Similar Articles (512) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1428) | Core Tip (1347) | Full Article (HTML) (5362) | Full Article (PDF)-1013K (764) | Audio-289K (29) | Peer-Review Report-141K (316) | Answering Reviewers-43K (256) | Received: 05/07/2015 | Accepted: 11/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (14505) | Similar Articles (496) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1480) | Core Tip (1537) | Full Article (HTML) (13576) | Figures (1-6) (1459) | Full Article (PDF)-1364K (1372) | Audio-102K (35) | Peer-Review Report-107K (297) | Answering Reviewers-4K (344) | Received: 04/29/2015 | Revised: 08/13/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (24587) | Similar Articles (35) | Timeline of Article Publication (8) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1308) | Core Tip (1306) | Full Article (HTML) (10131) | Figures (1-4) (505) | Full Article (PDF)-1292K (957) | Audio-2615K (21) | Peer-Review Report-78K (271) | Answering Reviewers-73K (289) | Received: 04/28/2015 | Revised: 09/02/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (55) | Total Visits (19061) | Similar Articles (41) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1206) | Core Tip (1209) | Full Article (HTML) (5085) | Figures (1-4) (425) | Full Article (PDF)-1386K (610) | Audio-485K (13) | Peer-Review Report-82K (221) | Answering Reviewers-92K (243) | Received: 05/28/2015 | Revised: 10/14/2015 | Accepted: 11/24/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (21) | Total Visits (15445) | Similar Articles (71) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1343) | Core Tip (1270) | Full Article (HTML) (8415) | Figures (1-3) (593) | Full Article (PDF)-1287K (811) | Audio-450K (18) | Peer-Review Report-72K (301) | Answering Reviewers-170K (252) | Received: 04/28/2015 | Revised: 09/12/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (31) | Total Visits (18593) | Similar Articles (69) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1258) | Core Tip (1261) | Full Article (HTML) (8368) | Full Article (PDF)-1002K (1018) | Audio-461K (28) | Peer-Review Report-89K (332) | Answering Reviewers-149K (394) | Received: 07/28/2015 | Revised: 09/14/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (59) | Total Visits (19229) | Similar Articles (253) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (2099) | Core Tip (1204) | Full Article (HTML) (6575) | Figures (1-3) (448) | Tables (1-5) (427) | Full Article (PDF)-1341K (970) | Audio-1712K (41) | Peer-Review Report-87K (280) | Answering Reviewers-24K (416) | Received: 08/08/2015 | Revised: 10/11/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (50) | Total Visits (17143) | Similar Articles (2) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1378) | Core Tip (1365) | Full Article (HTML) (7086) | Figures (1-2) (442) | Tables (1-4) (435) | Full Article (PDF)-1092K (945) | Audio-2414K (29) | Peer-Review Report-89K (300) | Answering Reviewers-48K (271) | Received: 07/31/2015 | Revised: 09/20/2015 | Accepted: 11/24/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (17179) | Similar Articles (237) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1363) | Core Tip (1379) | Full Article (HTML) (9033) | Figures (1-1) (454) | Tables (1-2) (406) | Full Article (PDF)-3193K (1390) | Audio-463K (55) | Peer-Review Report-97K (257) | Answering Reviewers-107K (282) | Received: 06/25/2015 | Revised: 08/20/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (98) | Total Visits (21421) | Similar Articles (125) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1245) | Core Tip (1205) | Full Article (HTML) (4825) | Figures (1-2) (293) | Tables (1-1) (386) | Full Article (PDF)-1670K (801) | Audio-960K (22) | Peer-Review Report-118K (274) | Answering Reviewers-196K (192) | Received: 07/22/2015 | Revised: 09/28/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (13868) | Similar Articles (12) | Timeline of Article Publication (1) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1654) | Core Tip (1609) | Full Article (HTML) (13127) | Figures (1-3) (508) | Tables (1-8) (683) | Full Article (PDF)-1424K (1550) | Audio-536K (42) | Peer-Review Report-110K (359) | Answering Reviewers-337K (524) | Received: 04/28/2015 | Revised: 10/11/2015 | Accepted: 12/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (101) | Total Visits (26686) | Similar Articles (742) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1262) | Core Tip (1380) | Full Article (HTML) (5030) | Figures (1-1) (410) | Tables (1-4) (407) | Full Article (PDF)-1163K (910) | Audio-719K (18) | Peer-Review Report-121K (216) | Answering Reviewers-126K (236) | Received: 05/30/2015 | Revised: 08/20/2015 | Accepted: 10/29/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (17) | Total Visits (14624) | Similar Articles (1) | Timeline of Article Publication (1) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1295) | Core Tip (1516) | Full Article (HTML) (6104) | Tables (1-2) (474) | Full Article (PDF)-1043K (1066) | Audio-815K (17) | Peer-Review Report-78K (357) | Answering Reviewers-60K (352) | Received: 07/27/2015 | Revised: 09/26/2015 | Accepted: 12/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (47) | Total Visits (16396) | Similar Articles (141) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1411) | Core Tip (1343) | Full Article (HTML) (5885) | Figures (1-3) (444) | Tables (1-1) (434) | Full Article (PDF)-933K (787) | Audio-736K (13) | Peer-Review Report-77K (274) | Answering Reviewers-38K (291) | Received: 04/05/2015 | Revised: 07/14/2015 | Accepted: 11/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (86) | Total Visits (17230) | Similar Articles (223) | Timeline of Article Publication (8) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1189) | Core Tip (1500) | Full Article (HTML) (2841) | Full Article (PDF)-703K (476) | Audio-3696K (12) | Peer-Review Report-84K (240) | Answering Reviewers-39K (206) | Received: 04/18/2015 | Revised: 07/02/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (1) | Total Visits (11815) | Similar Articles (508) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open