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Abstract (1984) | Core Tip (1522) | Full Article (HTML) (11763) | Figures (1-11) (659) | Tables (1-2) (645) | Full Article (PDF)-2193K (1276) | Audio-545K (33) | Peer-Review Report-90K (308) | Answering Reviewers-110K (327) | Received: 04/29/2015 | Revised: 10/07/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (22) | Total Visits (25377) | Similar Articles (276) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1624) | Core Tip (1585) | Full Article (HTML) (6609) | Figures (1-1) (450) | Tables (1-1) (433) | Full Article (PDF)-1123K (872) | Audio-322K (32) | Peer-Review Report-86K (283) | Answering Reviewers-180K (280) | Received: 05/15/2015 | Revised: 08/04/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (23) | Total Visits (17264) | 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 (1636) | Core Tip (1559) | Full Article (HTML) (7757) | Full Article (PDF)-1029K (1062) | Audio-1113K (23) | Peer-Review Report-105K (273) | Answering Reviewers-312K (364) | Received: 05/06/2015 | Revised: 09/18/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (80) | Total Visits (18345) | Similar Articles (335) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1264) | Core Tip (1139) | Full Article (HTML) (4755) | Figures (1-2) (575) | Full Article (PDF)-1084K (492) | Audio-2067K (21) | Peer-Review Report-88K (208) | Answering Reviewers-81K (272) | Received: 05/11/2015 | Revised: 09/11/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (13587) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1410) | Core Tip (1478) | Full Article (HTML) (5634) | Full Article (PDF)-889K (1003) | Audio-77K (23) | Peer-Review Report-119K (335) | Answering Reviewers-3K (355) | Received: 05/29/2015 | Revised: 11/17/2015 | Accepted: 12/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (15907) | Similar Articles (1006) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1507) | Core Tip (1387) | Full Article (HTML) (6976) | Full Article (PDF)-978K (956) | Audio-616K (21) | Peer-Review Report-105K (314) | Answering Reviewers-223K (294) | Received: 04/28/2015 | Revised: 10/01/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (46) | Total Visits (16718) | Similar Articles (73) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1650) | Core Tip (1514) | Full Article (HTML) (13834) | Tables (1-4) (408) | Full Article (PDF)-1031K (1645) | Audio-2163K (39) | Peer-Review Report-154K (297) | Answering Reviewers-56K (294) | Received: 05/01/2015 | Revised: 08/05/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (118) | Total Visits (27507) | Similar Articles (556) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1668) | Core Tip (1607) | Full Article (HTML) (9631) | Figures (1-2) (442) | Full Article (PDF)-1243K (1162) | Audio-780K (24) | Peer-Review Report-113K (333) | Answering Reviewers-69K (301) | Received: 05/14/2015 | Revised: 10/11/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (20679) | Similar Articles (0) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1387) | Core Tip (1395) | Full Article (HTML) (8380) | Figures (1-1) (475) | Tables (1-1) (406) | Full Article (PDF)-1280K (861) | Audio-2240K (19) | Peer-Review Report-95K (276) | Answering Reviewers-72K (293) | Received: 04/28/2015 | Revised: 09/30/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (39) | Total Visits (19445) | 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 (1416) | Core Tip (1319) | Full Article (HTML) (6003) | Tables (1-1) (397) | Full Article (PDF)-957K (791) | Audio-1050K (16) | Peer-Review Report-79K (251) | Answering Reviewers-174K (256) | Received: 04/28/2015 | Revised: 09/30/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (16) | Total Visits (15701) | 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 (1359) | Full Article (HTML) (6580) | Figures (1-3) (458) | Tables (1-1) (374) | Full Article (PDF)-1825K (918) | Audio-1433K (36) | Peer-Review Report-95K (359) | Answering Reviewers-135K (287) | Received: 07/20/2015 | Revised: 09/25/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (39) | Total Visits (17423) | Similar Articles (331) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1418) | Core Tip (1504) | Full Article (HTML) (7892) | Figures (1-1) (474) | Full Article (PDF)-1163K (1055) | Audio-2477K (23) | Peer-Review Report-96K (440) | Answering Reviewers-16K (293) | Received: 05/28/2015 | Revised: 08/06/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (50) | Total Visits (18268) | Similar Articles (1757) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1634) | Core Tip (1569) | Full Article (HTML) (8303) | Tables (1-3) (422) | Full Article (PDF)-980K (1423) | Audio-1860K (25) | Peer-Review Report-81K (307) | Answering Reviewers-243K (320) | Received: 04/28/2015 | Revised: 07/08/2015 | Accepted: 11/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (43) | Total Visits (19704) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1361) | Core Tip (1210) | Full Article (HTML) (4535) | Tables (1-1) (427) | Full Article (PDF)-909K (698) | Audio-780K (15) | Peer-Review Report-81K (216) | Answering Reviewers-69K (293) | Received: 05/29/2015 | Revised: 10/10/2015 | Accepted: 11/24/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (13020) | Similar Articles (2) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1562) | Core Tip (1539) | Full Article (HTML) (9018) | Figures (1-3) (486) | Full Article (PDF)-1060K (1658) | Audio-830K (27) | Peer-Review Report-92K (318) | Answering Reviewers-251K (478) | Received: 04/27/2015 | Revised: 09/29/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (78) | Total Visits (20392) | Similar Articles (509) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1565) | Core Tip (1603) | Full Article (HTML) (9497) | Figures (1-1) (447) | Tables (1-4) (658) | Full Article (PDF)-1183K (1368) | Audio-595K (22) | Peer-Review Report-79K (306) | Answering Reviewers-64K (310) | Received: 04/17/2015 | Revised: 10/20/2015 | Accepted: 11/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (98) | Total Visits (21030) | Similar Articles (517) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1470) | Core Tip (1395) | Full Article (HTML) (5468) | Full Article (PDF)-1013K (789) | Audio-289K (31) | Peer-Review Report-141K (332) | Answering Reviewers-43K (268) | Received: 05/07/2015 | Accepted: 11/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (14915) | Similar Articles (500) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1352) | Core Tip (1358) | Full Article (HTML) (10309) | Figures (1-4) (534) | Full Article (PDF)-1292K (987) | Audio-2615K (21) | Peer-Review Report-78K (295) | Answering Reviewers-73K (314) | Received: 04/28/2015 | Revised: 09/02/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (57) | Total Visits (19606) | Similar Articles (41) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1235) | Core Tip (1252) | Full Article (HTML) (5187) | Figures (1-4) (454) | Full Article (PDF)-1386K (636) | Audio-485K (13) | Peer-Review Report-82K (237) | Answering Reviewers-92K (267) | Received: 05/28/2015 | Revised: 10/14/2015 | Accepted: 11/24/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (21) | Total Visits (16038) | Similar Articles (72) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1393) | Core Tip (1319) | Full Article (HTML) (8609) | Figures (1-3) (622) | Full Article (PDF)-1287K (841) | Audio-450K (18) | Peer-Review Report-72K (318) | Answering Reviewers-170K (271) | Received: 04/28/2015 | Revised: 09/12/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (31) | Total Visits (19214) | Similar Articles (69) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1293) | Core Tip (1310) | Full Article (HTML) (8653) | Full Article (PDF)-1002K (1042) | Audio-461K (30) | Peer-Review Report-89K (349) | Answering Reviewers-149K (419) | Received: 07/28/2015 | Revised: 09/14/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (59) | Total Visits (19962) | Similar Articles (254) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (2148) | Core Tip (1244) | Full Article (HTML) (6811) | Figures (1-3) (476) | Tables (1-5) (458) | Full Article (PDF)-1341K (991) | Audio-1712K (41) | Peer-Review Report-87K (300) | Answering Reviewers-24K (430) | Received: 08/08/2015 | Revised: 10/11/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (51) | Total Visits (17770) | Similar Articles (2) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1439) | Core Tip (1419) | Full Article (HTML) (7225) | Figures (1-2) (469) | Tables (1-4) (464) | Full Article (PDF)-1092K (974) | Audio-2414K (33) | Peer-Review Report-89K (320) | Answering Reviewers-48K (293) | Received: 07/31/2015 | Revised: 09/20/2015 | Accepted: 11/24/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (37) | Total Visits (17752) | Similar Articles (237) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1418) | Core Tip (1428) | Full Article (HTML) (9327) | Figures (1-1) (479) | Tables (1-2) (441) | Full Article (PDF)-3193K (1423) | Audio-463K (55) | Peer-Review Report-97K (279) | Answering Reviewers-107K (314) | Received: 06/25/2015 | Revised: 08/20/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (99) | Total Visits (22228) | Similar Articles (127) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1289) | Core Tip (1267) | Full Article (HTML) (4977) | Figures (1-2) (311) | Tables (1-1) (410) | Full Article (PDF)-1670K (844) | Audio-960K (22) | Peer-Review Report-118K (295) | Answering Reviewers-196K (209) | Received: 07/22/2015 | Revised: 09/28/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (38) | Total Visits (14462) | 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 (1720) | Core Tip (1668) | Full Article (HTML) (13415) | Figures (1-3) (553) | Tables (1-8) (744) | Full Article (PDF)-1424K (1581) | Audio-536K (42) | Peer-Review Report-110K (375) | Answering Reviewers-337K (547) | Received: 04/28/2015 | Revised: 10/11/2015 | Accepted: 12/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (103) | Total Visits (27474) | Similar Articles (742) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1309) | Core Tip (1424) | Full Article (HTML) (5138) | Figures (1-1) (440) | Tables (1-4) (432) | Full Article (PDF)-1163K (933) | Audio-719K (20) | Peer-Review Report-121K (244) | Answering Reviewers-126K (259) | Received: 05/30/2015 | Revised: 08/20/2015 | Accepted: 10/29/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (17) | Total Visits (15144) | 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 (1349) | Core Tip (1567) | Full Article (HTML) (6297) | Tables (1-2) (510) | Full Article (PDF)-1043K (1096) | Audio-815K (17) | Peer-Review Report-78K (372) | Answering Reviewers-60K (369) | Received: 07/27/2015 | Revised: 09/26/2015 | Accepted: 12/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (47) | Total Visits (16980) | Similar Articles (142) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1458) | Core Tip (1390) | Full Article (HTML) (6020) | Figures (1-3) (473) | Tables (1-1) (465) | Full Article (PDF)-933K (808) | Audio-736K (13) | Peer-Review Report-77K (295) | Answering Reviewers-38K (314) | Received: 04/05/2015 | Revised: 07/14/2015 | Accepted: 11/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (86) | Total Visits (17825) | Similar Articles (224) | Timeline of Article Publication (8) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1239) | Core Tip (1574) | Full Article (HTML) (2916) | Full Article (PDF)-703K (491) | Audio-3696K (14) | Peer-Review Report-84K (261) | Answering Reviewers-39K (226) | Received: 04/18/2015 | Revised: 07/02/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (1) | Total Visits (12293) | Similar Articles (508) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open