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Abstract (1337) | Core Tip (1253) | Full Article (HTML) (8308) | Tables (1-3) (366) | Full Article (PDF)-1054K (1019) | Peer-Review Report-115K (271) | Answering Reviewers-208K (323) | Received: 08/23/2014 | Revised: 11/17/2014 | Accepted: 04/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (147) | Total Visits (20044) | Similar Articles (338) | Timeline of Article Publication (0) | Authors Evaluation (12) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1425) | Core Tip (1423) | Full Article (HTML) (9255) | Figures (1-9) (1244) | Tables (1-2) (412) | Full Article (PDF)-2937K (822) | Peer-Review Report-76K (268) | Answering Reviewers-56K (314) | Received: 08/29/2014 | Revised: 03/04/2015 | Accepted: 04/29/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (12) | Total Visits (23113) | Similar Articles (1728) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1171) | Core Tip (1141) | Full Article (HTML) (3609) | Tables (1-1) (416) | Full Article (PDF)-952K (551) | Peer-Review Report-149K (262) | Answering Reviewers-316K (351) | Received: 11/29/2014 | Revised: 02/23/2015 | Accepted: 04/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (16) | Total Visits (12723) | Similar Articles (639) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1201) | Core Tip (1123) | Full Article (HTML) (4921) | Tables (1-5) (421) | Full Article (PDF)-1129K (605) | Peer-Review Report-131K (233) | Answering Reviewers-110K (245) | Received: 02/28/2015 | Revised: 04/19/2015 | Accepted: 05/08/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (12) | Total Visits (13670) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1219) | Core Tip (1244) | Full Article (HTML) (6465) | Figures (1-7) (466) | Tables (1-1) (375) | Full Article (PDF)-1005K (741) | Peer-Review Report-69K (346) | Answering Reviewers-175K (318) | Received: 10/01/2014 | Revised: 12/18/2014 | Accepted: 03/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (71) | Total Visits (15744) | Similar Articles (7) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1190) | Core Tip (1149) | Full Article (HTML) (3770) | Tables (1-2) (436) | Full Article (PDF)-882K (504) | Peer-Review Report-126K (231) | Answering Reviewers-181K (240) | Received: 12/22/2014 | Revised: 03/09/2015 | Accepted: 04/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (12270) | Similar Articles (107) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1193) | Core Tip (1005) | Full Article (HTML) (5350) | Tables (1-2) (311) | Full Article (PDF)-995K (449) | Peer-Review Report-82K (205) | Answering Reviewers-19K (189) | Received: 09/17/2014 | Revised: 12/22/2014 | Accepted: 05/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (25) | Total Visits (13804) | Similar Articles (1771) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1145) | Core Tip (1156) | Full Article (HTML) (5876) | Figures (1-1) (385) | Tables (1-6) (417) | Full Article (PDF)-1044K (555) | Peer-Review Report-134K (315) | Answering Reviewers-125K (292) | Received: 01/10/2015 | Revised: 03/16/2015 | Accepted: 04/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (27) | Total Visits (15222) | Similar Articles (1735) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1221) | Core Tip (1090) | Full Article (HTML) (9783) | Figures (1-1) (396) | Tables (1-2) (359) | Full Article (PDF)-997K (934) | Peer-Review Report-99K (300) | Answering Reviewers-194K (237) | Received: 09/23/2014 | Revised: 02/12/2015 | Accepted: 04/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (31) | Total Visits (19301) | Similar Articles (1777) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1038) | Core Tip (1088) | Full Article (HTML) (3637) | Tables (1-1) (373) | Full Article (PDF)-951K (424) | Peer-Review Report-97K (203) | Answering Reviewers-43K (281) | Received: 11/27/2014 | Revised: 02/10/2015 | Accepted: 04/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (18) | Total Visits (11269) | Similar Articles (1856) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1108) | Core Tip (1079) | Full Article (HTML) (6738) | Tables (1-2) (448) | Full Article (PDF)-998K (813) | Peer-Review Report-86K (244) | Answering Reviewers-81K (195) | Received: 09/17/2014 | Revised: 01/30/2015 | Accepted: 04/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (14856) | Similar Articles (2080) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1138) | Core Tip (1158) | Full Article (HTML) (4018) | Tables (1-1) (411) | Full Article (PDF)-781K (500) | Peer-Review Report-67K (197) | Answering Reviewers-83K (229) | Received: 12/10/2014 | Revised: 01/30/2015 | Accepted: 04/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (26) | Total Visits (13708) | Similar Articles (1728) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1412) | Core Tip (1087) | Full Article (HTML) (3573) | Figures (1-1) (351) | Tables (1-4) (360) | Full Article (PDF)-1027K (489) | Peer-Review Report-101K (230) | Answering Reviewers-22K (224) | Received: 02/08/2015 | Revised: 03/31/2015 | Accepted: 04/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (13382) | Similar Articles (196) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open