Abstract (1396) | Core Tip (1252) | Full Article (HTML) (3969) | Figures (1-4) (941) | Full Article (PDF)-4067K (464) | Peer-Review Report-98K (283) | Answering Reviewers-319K (301) | Received: 07/26/2013 | Revised: 09/06/2013 | Accepted: 09/17/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (0) | Total Visits (10331) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1164) | Core Tip (1141) | Full Article (HTML) (4545) | Figures (1-1) (395) | Full Article (PDF)-2065K (457) | Peer-Review Report-158K (217) | Answering Reviewers-96K (282) | Received: 11/27/2012 | Revised: 05/22/2013 | Accepted: 08/29/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (23) | Total Visits (10774) | Similar Articles (80) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1296) | Core Tip (1255) | Full Article (HTML) (5020) | Figures (1-1) (492) | Tables (1-1) (373) | Full Article (PDF)-2528K (572) | Peer-Review Report-163K (271) | Answering Reviewers-67K (302) | Received: 06/13/2013 | Revised: 08/07/2013 | Accepted: 08/20/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (10) | Total Visits (12179) | Similar Articles (3) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1333) | Core Tip (1213) | Full Article (HTML) (7484) | Figures (1-4) (811) | Tables (1-2) (399) | Full Article (PDF)-11451K (731) | Peer-Review Report-98K (327) | Answering Reviewers-43K (310) | Received: 03/14/2013 | Revised: 05/05/2013 | Accepted: 07/05/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (32) | Total Visits (15206) | Similar Articles (1) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1955) | Core Tip (1638) | Full Article (HTML) (21032) | Figures (1-1) (575) | Tables (1-1) (403) | Full Article (PDF)-5600K (1453) | Peer-Review Report-131K (302) | Answering Reviewers-85K (317) | Received: 06/24/2013 | Revised: 08/01/2013 | Accepted: 09/17/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (204) | Total Visits (30942) | Similar Articles (177) | Timeline of Article Publication (6) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1233) | Core Tip (1268) | Full Article (HTML) (6897) | Figures (1-6) (785) | Full Article (PDF)-6779K (508) | Peer-Review Report-103K (235) | Answering Reviewers-80K (272) | Received: 02/18/2013 | Revised: 03/15/2013 | Accepted: 07/19/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (5) | Total Visits (13668) | Similar Articles (28) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1281) | Core Tip (1690) | Full Article (HTML) (5012) | Figures (1-2) (522) | Tables (1-1) (398) | Full Article (PDF)-2130K (545) | Peer-Review Report-83K (221) | Answering Reviewers-25K (270) | Received: 07/01/2013 | Revised: 07/21/2013 | Accepted: 10/16/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (35) | Total Visits (11822) | Similar Articles (91) | Timeline of Article Publication (0) | Authors Evaluation (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1317) | Core Tip (1243) | Full Article (HTML) (7864) | Figures (1-2) (454) | Tables (1-1) (559) | Full Article (PDF)-7479K (914) | Peer-Review Report-95K (286) | Answering Reviewers-88K (255) | Received: 06/28/2013 | Revised: 07/13/2013 | Accepted: 08/17/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (15595) | Similar Articles (48) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1240) | Core Tip (1306) | Full Article (HTML) (11492) | Figures (1-1) (416) | Tables (1-1) (402) | Full Article (PDF)-2249K (721) | Peer-Review Report-195K (252) | Answering Reviewers-395K (281) | Received: 05/16/2013 | Revised: 07/06/2013 | Accepted: 09/05/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (167) | Total Visits (18373) | Similar Articles (222) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1315) | Core Tip (1034) | Full Article (HTML) (5500) | Figures (1-4) (775) | Tables (1-3) (357) | Full Article (PDF)-3569K (497) | Peer-Review Report-96K (310) | Answering Reviewers-81K (301) | Received: 04/14/2013 | Revised: 05/23/2013 | Accepted: 08/01/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (6) | Total Visits (12885) | Similar Articles (29) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1199) | Core Tip (1106) | Full Article (HTML) (3729) | Figures (1-6) (487) | Tables (1-2) (370) | Full Article (PDF)-5491K (462) | Peer-Review Report-96K (239) | Answering Reviewers-104K (271) | Received: 04/17/2013 | Revised: 06/11/2013 | Accepted: 08/13/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (1) | Total Visits (10349) | Similar Articles (20) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1384) | Core Tip (1159) | Full Article (HTML) (4621) | Figures (1-10) (412) | Tables (1-1) (371) | Full Article (PDF)-6608K (461) | Peer-Review Report-94K (289) | Answering Reviewers-71K (229) | Received: 05/25/2013 | Revised: 08/27/2013 | Accepted: 09/18/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (11) | Total Visits (10775) | Similar Articles (2) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1259) | Core Tip (1099) | Full Article (HTML) (4143) | Figures (1-3) (425) | Tables (1-3) (753) | Full Article (PDF)-3832K (542) | Peer-Review Report-99K (250) | Answering Reviewers-127K (334) | Received: 06/24/2013 | Revised: 08/07/2013 | Accepted: 10/18/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (11) | Total Visits (11069) | Similar Articles (11) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open