Abstract (1272) | Core Tip (1141) | Full Article (HTML) (3391) | Full Article (PDF)-843K (441) | Peer-Review Report-107K (222) | Answering Reviewers-65K (249) | Received: 01/28/2015 | Revised: 02/17/2015 | Accepted: 03/18/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (9) | Total Visits (11139) | Similar Articles (2099) | Timeline of Article Publication (0) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1192) | Core Tip (1209) | Full Article (HTML) (3915) | Tables (1-2) (431) | Full Article (PDF)-900K (752) | Peer-Review Report-85K (298) | Answering Reviewers-269K (245) | Received: 01/13/2015 | Revised: 02/14/2015 | Accepted: 03/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (15234) | Similar Articles (363) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1647) | Core Tip (1748) | Full Article (HTML) (19922) | Figures (1-3) (456) | Tables (1-2) (440) | Full Article (PDF)-1289K (1169) | Peer-Review Report-93K (347) | Answering Reviewers-105K (332) | Received: 08/13/2014 | Revised: 12/22/2014 | Accepted: 02/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (93) | Total Visits (33549) | Similar Articles (338) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1708) | Core Tip (1656) | Full Article (HTML) (30631) | Figures (1-8) (622) | Tables (1-3) (400) | Full Article (PDF)-1602K (1556) | Peer-Review Report-86K (391) | Answering Reviewers-205K (427) | Received: 05/20/2014 | Revised: 11/26/2014 | Accepted: 01/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (291) | Total Visits (42356) | Similar Articles (338) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1173) | Core Tip (1203) | Full Article (HTML) (4460) | Figures (1-5) (415) | Tables (1-2) (377) | Full Article (PDF)-1363K (561) | Peer-Review Report-95K (265) | Answering Reviewers-70K (206) | Received: 09/11/2014 | Revised: 12/16/2014 | Accepted: 01/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (4) | Total Visits (14768) | Similar Articles (23) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1336) | Core Tip (1114) | Full Article (HTML) (5770) | Figures (1-8) (713) | Tables (1-2) (418) | Full Article (PDF)-3025K (622) | Peer-Review Report-94K (251) | Answering Reviewers-29K (235) | Received: 07/04/2014 | Revised: 12/30/2014 | Accepted: 01/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (20) | Total Visits (14521) | Similar Articles (1787) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1261) | Core Tip (1238) | Full Article (HTML) (5075) | Figures (1-1) (405) | Tables (1-1) (425) | Full Article (PDF)-1119K (747) | Peer-Review Report-129K (304) | Answering Reviewers-93K (279) | Received: 08/14/2014 | Revised: 01/03/2015 | Accepted: 02/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (42) | Total Visits (14728) | Similar Articles (38) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1192) | Core Tip (1234) | Full Article (HTML) (4702) | Tables (1-1) (463) | Full Article (PDF)-965K (626) | Peer-Review Report-129K (423) | Answering Reviewers-104K (285) | Received: 08/26/2014 | Revised: 10/31/2014 | Accepted: 01/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (13197) | Similar Articles (451) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1255) | Core Tip (1088) | Full Article (HTML) (3524) | Tables (1-4) (553) | Full Article (PDF)-1069K (509) | Peer-Review Report-102K (312) | Answering Reviewers-46K (265) | Received: 07/26/2014 | Revised: 08/29/2014 | Accepted: 03/05/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (18) | Total Visits (12221) | Similar Articles (2) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1198) | Core Tip (1132) | Full Article (HTML) (3176) | Figures (1-2) (387) | Full Article (PDF)-1078K (380) | Peer-Review Report-112K (260) | Answering Reviewers-78K (196) | Received: 09/02/2014 | Revised: 01/10/2015 | Accepted: 02/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (6) | Total Visits (10969) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open