Abstract (1136) | Core Tip (927) | Full Article (HTML) (3347) | Figures (1-1) (344) | Full Article (PDF)-817K (501) | Peer-Review Report-96K (203) | Answering Reviewers-209K (211) | Received: 03/14/2015 | Revised: 04/24/2015 | Accepted: 05/11/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (6) | Total Visits (10812) | Similar Articles (3) | Timeline of Article Publication (0) | Authors Evaluation (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1135) | Core Tip (1001) | Full Article (HTML) (4503) | Figures (1-6) (403) | Full Article (PDF)-1117K (584) | Peer-Review Report-68K (300) | Answering Reviewers-70K (235) | Received: 09/11/2014 | Revised: 01/22/2015 | Accepted: 02/11/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (30) | Total Visits (14359) | Similar Articles (293) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1116) | Core Tip (1040) | Full Article (HTML) (6180) | Figures (1-7) (628) | Tables (1-7) (403) | Full Article (PDF)-1246K (564) | Peer-Review Report-76K (322) | Answering Reviewers-89K (191) | Received: 10/05/2014 | Revised: 11/26/2014 | Accepted: 03/20/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (37) | Total Visits (14778) | Similar Articles (294) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1392) | Core Tip (1448) | Full Article (HTML) (9150) | Figures (1-11) (436) | Tables (1-6) (363) | Full Article (PDF)-1585K (953) | Peer-Review Report-110K (324) | Answering Reviewers-42K (294) | Received: 10/28/2014 | Revised: 02/28/2015 | Accepted: 04/07/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (52) | Total Visits (19353) | Similar Articles (28) | Timeline of Article Publication (2) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1052) | Core Tip (1007) | Full Article (HTML) (3299) | Full Article (PDF)-679K (509) | Peer-Review Report-93K (157) | Answering Reviewers-59K (155) | Received: 11/10/2014 | Revised: 02/04/2015 | Accepted: 03/18/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (9236) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1201) | Core Tip (1136) | Full Article (HTML) (3885) | Figures (1-2) (458) | Full Article (PDF)-1013K (545) | Peer-Review Report-106K (224) | Answering Reviewers-55K (215) | Received: 10/29/2014 | Revised: 03/10/2015 | Accepted: 05/18/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (32) | Total Visits (14023) | Similar Articles (67) | Timeline of Article Publication (0) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1202) | Core Tip (1132) | Full Article (HTML) (2940) | Figures (1-3) (316) | Tables (1-2) (303) | Full Article (PDF)-1021K (384) | Peer-Review Report-79K (282) | Answering Reviewers-77K (198) | Received: 09/03/2014 | Revised: 01/27/2015 | Accepted: 04/02/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (2) | Total Visits (13026) | Similar Articles (11) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1058) | Core Tip (991) | Full Article (HTML) (2384) | Tables (1-3) (355) | Full Article (PDF)-805K (286) | Peer-Review Report-93K (247) | Answering Reviewers-95K (225) | Received: 12/19/2014 | Revised: 01/22/2015 | Accepted: 03/05/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (1) | Total Visits (9537) | Similar Articles (71) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1141) | Core Tip (1216) | Full Article (HTML) (4379) | Figures (1-4) (723) | Tables (1-1) (310) | Full Article (PDF)-1196K (454) | Peer-Review Report-78K (211) | Answering Reviewers-78K (201) | Received: 09/10/2014 | Revised: 12/02/2014 | Accepted: 04/07/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (16) | Total Visits (13261) | Similar Articles (293) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1205) | Core Tip (1251) | Full Article (HTML) (3379) | Figures (1-6) (384) | Tables (1-3) (317) | Full Article (PDF)-1009K (503) | Peer-Review Report-81K (251) | Answering Reviewers-174K (230) | Received: 08/28/2014 | Revised: 09/30/2014 | Accepted: 05/11/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (25) | Total Visits (13358) | Similar Articles (41) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open