Abstract (1340) | Core Tip (1587) | Full Article (HTML) (4974) | Figures (1-1) (370) | Tables (1-1) (315) | Full Article (PDF)-1052K (762) | Received: 11/16/2013 | Revised: 01/01/2014 | Accepted: 01/16/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (18) | Total Visits (12131) | Similar Articles (23) | Timeline of Article Publication (0) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1595) | Core Tip (1334) | Full Article (HTML) (6535) | Figures (1-3) (335) | Tables (1-2) (325) | Full Article (PDF)-1140K (788) | Received: 11/29/2013 | Revised: 01/09/2014 | Accepted: 01/16/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (12889) | Similar Articles (1) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1262) | Core Tip (1153) | Full Article (HTML) (5356) | Figures (1-4) (335) | Full Article (PDF)-1174K (734) | Received: 11/03/2013 | Revised: 12/10/2013 | Accepted: 01/16/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (40) | Total Visits (11022) | Similar Articles (13) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1260) | Core Tip (1108) | Full Article (HTML) (3653) | Figures (1-2) (396) | Tables (1-1) (658) | Full Article (PDF)-1091K (516) | Received: 07/30/2013 | Revised: 12/18/2013 | Accepted: 01/13/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (10002) | Similar Articles (185) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open