Abstract (1172) | Core Tip (1225) | Full Article (HTML) (3592) | Full Article (PDF)-772K (496) | Peer-Review Report-66K (186) | Answering Reviewers-152K (176) | Received: 05/21/2015 | Revised: 07/09/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (10) | Total Visits (11150) | Similar Articles (1153) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1200) | Core Tip (1080) | Full Article (HTML) (5965) | Figures (1-2) (438) | Full Article (PDF)-989K (492) | Peer-Review Report-94K (197) | Answering Reviewers-489K (218) | Received: 04/10/2015 | Revised: 05/29/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (14379) | Similar Articles (258) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1303) | Core Tip (1505) | Full Article (HTML) (11699) | Figures (1-4) (523) | Tables (1-1) (390) | Full Article (PDF)-1342K (1331) | Peer-Review Report-119K (269) | Answering Reviewers-389K (281) | Received: 04/15/2015 | Revised: 06/17/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (107) | Total Visits (23904) | Similar Articles (4) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1388) | Core Tip (1280) | Full Article (HTML) (21589) | Figures (1-2) (2145) | Full Article (PDF)-1922K (1003) | Peer-Review Report-100K (379) | Answering Reviewers-69K (341) | Received: 06/26/2015 | Revised: 07/31/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (59) | Total Visits (35254) | Similar Articles (245) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1230) | Core Tip (1214) | Full Article (HTML) (5231) | Tables (1-3) (426) | Full Article (PDF)-1114K (731) | Peer-Review Report-95K (234) | Answering Reviewers-84K (247) | Received: 04/28/2015 | Revised: 07/11/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (24) | Total Visits (13722) | Similar Articles (138) | Timeline of Article Publication (6) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1807) | Core Tip (1656) | Full Article (HTML) (16627) | Figures (1-3) (3938) | Tables (1-4) (379) | Full Article (PDF)-1313K (1306) | Peer-Review Report-122K (316) | Answering Reviewers-141K (295) | Received: 04/28/2015 | Revised: 07/29/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (54) | Total Visits (31852) | Similar Articles (385) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1504) | Core Tip (1349) | Full Article (HTML) (16790) | Tables (1-2) (377) | Full Article (PDF)-1208K (1855) | Peer-Review Report-128K (400) | Answering Reviewers-118K (317) | Received: 04/28/2015 | Revised: 07/23/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (254) | Total Visits (29310) | Similar Articles (904) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1425) | Core Tip (1332) | Full Article (HTML) (5837) | Figures (1-1) (483) | Tables (1-1) (446) | Full Article (PDF)-1119K (653) | Peer-Review Report-79K (297) | Answering Reviewers-239K (240) | Received: 05/08/2015 | Revised: 08/08/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (18) | Total Visits (15543) | Similar Articles (46) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1639) | Core Tip (1363) | Full Article (HTML) (14387) | Figures (1-2) (418) | Tables (1-2) (400) | Full Article (PDF)-1166K (2137) | Peer-Review Report-82K (276) | Answering Reviewers-10K (325) | Received: 06/16/2015 | Revised: 08/06/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (106) | Total Visits (27482) | Similar Articles (221) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1465) | Core Tip (1399) | Full Article (HTML) (5047) | Figures (1-2) (407) | Tables (1-4) (390) | Full Article (PDF)-1290K (527) | Peer-Review Report-218K (249) | Answering Reviewers-366K (296) | Received: 06/02/2015 | Revised: 07/14/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (9) | Total Visits (15322) | Similar Articles (1151) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1296) | Core Tip (1133) | Full Article (HTML) (6716) | Tables (1-3) (516) | Full Article (PDF)-1094K (698) | Peer-Review Report-79K (282) | Answering Reviewers-172K (278) | Received: 04/28/2015 | Revised: 08/14/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (34) | Total Visits (15193) | Similar Articles (0) | Timeline of Article Publication (1) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1396) | Core Tip (1237) | Full Article (HTML) (6892) | Tables (1-4) (482) | Full Article (PDF)-1226K (866) | Peer-Review Report-92K (275) | Answering Reviewers-63K (264) | Received: 05/09/2015 | Revised: 07/08/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (17064) | Similar Articles (1204) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1321) | Core Tip (1363) | Full Article (HTML) (7929) | Figures (1-3) (468) | Tables (1-1) (389) | Full Article (PDF)-1241K (941) | Peer-Review Report-93K (305) | Answering Reviewers-358K (340) | Received: 05/21/2015 | Revised: 07/16/2015 | Accepted: 09/22/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (47) | Total Visits (18782) | Similar Articles (332) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1078) | Core Tip (1145) | Full Article (HTML) (7555) | Figures (1-1) (414) | Full Article (PDF)-944K (710) | Peer-Review Report-91K (229) | Answering Reviewers-247K (319) | Received: 04/27/2015 | Revised: 07/11/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (118) | Total Visits (16460) | Similar Articles (1341) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1362) | Core Tip (1356) | Full Article (HTML) (10130) | Figures (1-1) (445) | Tables (1-1) (387) | Full Article (PDF)-935K (953) | Peer-Review Report-79K (241) | Answering Reviewers-144K (310) | Received: 04/27/2015 | Revised: 08/12/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (147) | Total Visits (19282) | Similar Articles (1158) | Timeline of Article Publication (2) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1357) | Core Tip (1332) | Full Article (HTML) (14494) | Figures (1-2) (1214) | Full Article (PDF)-1185K (1287) | Peer-Review Report-87K (261) | Answering Reviewers-132K (310) | Received: 04/27/2015 | Revised: 07/02/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (44) | Total Visits (25257) | Similar Articles (615) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1158) | Core Tip (1081) | Full Article (HTML) (4652) | Tables (1-5) (467) | Full Article (PDF)-942K (603) | Peer-Review Report-80K (244) | Answering Reviewers-96K (173) | Received: 04/21/2015 | Revised: 07/21/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (31) | Total Visits (12332) | Similar Articles (238) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1274) | Core Tip (1311) | Full Article (HTML) (10858) | Figures (1-1) (411) | Tables (1-5) (408) | Full Article (PDF)-2155K (856) | Peer-Review Report-170K (299) | Answering Reviewers-443K (377) | Received: 05/28/2015 | Revised: 07/28/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (71) | Total Visits (21218) | Similar Articles (994) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1239) | Core Tip (1287) | Full Article (HTML) (4871) | Figures (1-2) (407) | Tables (1-1) (422) | Full Article (PDF)-1096K (704) | Peer-Review Report-79K (194) | Answering Reviewers-96K (218) | Received: 04/27/2015 | Revised: 07/07/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (29) | Total Visits (13199) | Similar Articles (996) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1290) | Core Tip (1200) | Full Article (HTML) (8039) | Figures (1-2) (466) | Full Article (PDF)-1507K (815) | Peer-Review Report-99K (355) | Answering Reviewers-176K (324) | Received: 04/28/2015 | Revised: 06/25/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (46) | Total Visits (17426) | Similar Articles (994) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1262) | Core Tip (1316) | Full Article (HTML) (11536) | Tables (1-3) (455) | Full Article (PDF)-995K (1168) | Peer-Review Report-81K (284) | Answering Reviewers-295K (293) | Received: 04/19/2015 | Revised: 06/20/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (232) | Total Visits (23328) | Similar Articles (994) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1080) | Core Tip (1179) | Full Article (HTML) (7216) | Figures (1-2) (545) | Tables (1-3) (394) | Full Article (PDF)-1589K (736) | Peer-Review Report-101K (238) | Answering Reviewers-197K (267) | Received: 04/28/2015 | Revised: 06/18/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (17252) | Similar Articles (203) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1262) | Core Tip (1120) | Full Article (HTML) (5553) | Tables (1-3) (402) | Full Article (PDF)-1040K (578) | Peer-Review Report-95K (242) | Answering Reviewers-64K (210) | Received: 05/18/2015 | Revised: 08/06/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (37) | Total Visits (14333) | Similar Articles (405) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1308) | Core Tip (1130) | Full Article (HTML) (11038) | Figures (1-1) (426) | Tables (1-4) (420) | Full Article (PDF)-1052K (1555) | Peer-Review Report-94K (298) | Answering Reviewers-142K (287) | Received: 04/28/2015 | Revised: 08/06/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (165) | Total Visits (21900) | Similar Articles (72) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1295) | Core Tip (1306) | Full Article (HTML) (11362) | Figures (1-1) (598) | Tables (1-1) (350) | Full Article (PDF)-1262K (998) | Peer-Review Report-108K (278) | Answering Reviewers-203K (268) | Received: 04/16/2015 | Revised: 06/19/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (43) | Total Visits (21856) | Similar Articles (187) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1355) | Core Tip (1498) | Full Article (HTML) (12057) | Tables (1-2) (352) | Full Article (PDF)-948K (881) | Peer-Review Report-91K (307) | Answering Reviewers-166K (347) | Received: 06/27/2015 | Revised: 09/02/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (64) | Total Visits (21309) | Similar Articles (140) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1182) | Core Tip (1107) | Full Article (HTML) (5540) | Figures (1-8) (454) | Tables (1-3) (367) | Full Article (PDF)-2831K (795) | Peer-Review Report-97K (233) | Answering Reviewers-83K (373) | Received: 04/14/2015 | Revised: 06/18/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (15489) | Similar Articles (129) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1118) | Core Tip (1147) | Full Article (HTML) (6794) | Figures (1-8) (591) | Tables (1-1) (373) | Full Article (PDF)-1599K (870) | Peer-Review Report-106K (257) | Answering Reviewers-364K (216) | Received: 04/28/2015 | Revised: 06/24/2015 | Accepted: 09/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (18) | Total Visits (16709) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1280) | Core Tip (1198) | Full Article (HTML) (9376) | Figures (1-4) (668) | Tables (1-1) (367) | Full Article (PDF)-1123K (836) | Peer-Review Report-95K (223) | Answering Reviewers-82K (201) | Received: 02/09/2015 | Revised: 06/09/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (39) | Total Visits (20531) | Similar Articles (999) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1372) | Core Tip (1338) | Full Article (HTML) (9965) | Figures (1-2) (440) | Tables (1-2) (375) | Full Article (PDF)-1429K (1023) | Peer-Review Report-94K (284) | Answering Reviewers-115K (779) | Received: 06/10/2015 | Revised: 08/07/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (40) | Total Visits (20309) | Similar Articles (1785) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1250) | Core Tip (1184) | Full Article (HTML) (4741) | Figures (1-1) (385) | Tables (1-4) (427) | Full Article (PDF)-980K (666) | Peer-Review Report-113K (182) | Answering Reviewers-177K (236) | Received: 03/26/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (49) | Total Visits (13761) | Similar Articles (214) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open