Abstract (1288) | Core Tip (1487) | Full Article (HTML) (4827) | Figures (1-1) (300) | Tables (1-1) (281) | Full Article (PDF)-1052K (751) | Received: 11/16/2013 | Revised: 01/01/2014 | Accepted: 01/16/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (18) | Total Visits (11602) | 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 (1537) | Core Tip (1282) | Full Article (HTML) (6289) | Figures (1-3) (288) | Tables (1-2) (283) | Full Article (PDF)-1140K (777) | Received: 11/29/2013 | Revised: 01/09/2014 | Accepted: 01/16/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (35) | Total Visits (12378) | Similar Articles (1) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1215) | Core Tip (1103) | Full Article (HTML) (5162) | Figures (1-4) (296) | Full Article (PDF)-1174K (724) | Received: 11/03/2013 | Revised: 12/10/2013 | Accepted: 01/16/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (10641) | Similar Articles (13) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1192) | Core Tip (1058) | Full Article (HTML) (3488) | Figures (1-2) (345) | Tables (1-1) (571) | Full Article (PDF)-1091K (508) | Received: 07/30/2013 | Revised: 12/18/2013 | Accepted: 01/13/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (9459) | Similar Articles (185) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open