Abstract (1266) | Core Tip (1467) | Full Article (HTML) (4795) | Figures (1-1) (282) | Tables (1-1) (269) | Full Article (PDF)-1052K (745) | Received: 11/16/2013 | Revised: 01/01/2014 | Accepted: 01/16/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (18) | Total Visits (11472) | Similar Articles (22) | Timeline of Article Publication (0) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1519) | Core Tip (1270) | Full Article (HTML) (6252) | Figures (1-3) (273) | Tables (1-2) (275) | Full Article (PDF)-1140K (774) | Received: 11/29/2013 | Revised: 01/09/2014 | Accepted: 01/16/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (35) | Total Visits (12276) | Similar Articles (1) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1203) | Core Tip (1094) | Full Article (HTML) (5123) | Figures (1-4) (283) | Full Article (PDF)-1174K (721) | Received: 11/03/2013 | Revised: 12/10/2013 | Accepted: 01/16/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (10563) | Similar Articles (13) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1180) | Core Tip (1046) | Full Article (HTML) (3449) | Figures (1-2) (327) | Tables (1-1) (554) | Full Article (PDF)-1091K (507) | Received: 07/30/2013 | Revised: 12/18/2013 | Accepted: 01/13/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (9350) | Similar Articles (185) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open