Abstract (1497) | Core Tip (1359) | Full Article (HTML) (4170) | Figures (1-4) (1099) | Full Article (PDF)-4067K (514) | Peer-Review Report-98K (340) | Answering Reviewers-319K (347) | Received: 07/26/2013 | Revised: 09/06/2013 | Accepted: 09/17/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (0) | Total Visits (11276) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1285) | Core Tip (1251) | Full Article (HTML) (4801) | Figures (1-1) (478) | Full Article (PDF)-2065K (517) | Peer-Review Report-158K (246) | Answering Reviewers-96K (335) | Received: 11/27/2012 | Revised: 05/22/2013 | Accepted: 08/29/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (24) | Total Visits (11847) | Similar Articles (85) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1400) | Core Tip (1370) | Full Article (HTML) (5248) | Figures (1-1) (574) | Tables (1-1) (466) | Full Article (PDF)-2528K (647) | Peer-Review Report-163K (299) | Answering Reviewers-67K (333) | Received: 06/13/2013 | Revised: 08/07/2013 | Accepted: 08/20/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (10) | Total Visits (13308) | Similar Articles (3) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1422) | Core Tip (1322) | Full Article (HTML) (7729) | Figures (1-4) (966) | Tables (1-2) (472) | Full Article (PDF)-11451K (829) | Peer-Review Report-98K (359) | Answering Reviewers-43K (346) | Received: 03/14/2013 | Revised: 05/05/2013 | Accepted: 07/05/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (32) | Total Visits (16429) | Similar Articles (1) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (2074) | Core Tip (1757) | Full Article (HTML) (22111) | Figures (1-1) (655) | Tables (1-1) (483) | Full Article (PDF)-5600K (3576) | Peer-Review Report-131K (353) | Answering Reviewers-85K (355) | Received: 06/24/2013 | Revised: 08/01/2013 | Accepted: 09/17/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (210) | Total Visits (34983) | Similar Articles (188) | Timeline of Article Publication (6) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1331) | Core Tip (1373) | Full Article (HTML) (7147) | Figures (1-6) (917) | Full Article (PDF)-6779K (561) | Peer-Review Report-103K (268) | Answering Reviewers-80K (303) | Received: 02/18/2013 | Revised: 03/15/2013 | Accepted: 07/19/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (5) | Total Visits (14678) | Similar Articles (32) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1381) | Core Tip (1851) | Full Article (HTML) (5241) | Figures (1-2) (610) | Tables (1-1) (486) | Full Article (PDF)-2130K (611) | Peer-Review Report-83K (253) | Answering Reviewers-25K (298) | Received: 07/01/2013 | Revised: 07/21/2013 | Accepted: 10/16/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (35) | Total Visits (12978) | Similar Articles (96) | Timeline of Article Publication (0) | Authors Evaluation (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1416) | Core Tip (1335) | Full Article (HTML) (8138) | Figures (1-2) (528) | Tables (1-1) (693) | Full Article (PDF)-7479K (1038) | Peer-Review Report-95K (314) | Answering Reviewers-88K (290) | Received: 06/28/2013 | Revised: 07/13/2013 | Accepted: 08/17/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (46) | Total Visits (16830) | Similar Articles (49) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1341) | Core Tip (1418) | Full Article (HTML) (15725) | Figures (1-1) (496) | Tables (1-1) (475) | Full Article (PDF)-2249K (2832) | Peer-Review Report-195K (307) | Answering Reviewers-395K (312) | Received: 05/16/2013 | Revised: 07/06/2013 | Accepted: 09/05/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (173) | Total Visits (25443) | Similar Articles (236) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1412) | Core Tip (1136) | Full Article (HTML) (5874) | Figures (1-4) (905) | Tables (1-3) (445) | Full Article (PDF)-3569K (554) | Peer-Review Report-96K (363) | Answering Reviewers-81K (333) | Received: 04/14/2013 | Revised: 05/23/2013 | Accepted: 08/01/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (6) | Total Visits (14145) | Similar Articles (29) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1296) | Core Tip (1206) | Full Article (HTML) (3928) | Figures (1-6) (574) | Tables (1-2) (463) | Full Article (PDF)-5491K (497) | Peer-Review Report-96K (269) | Answering Reviewers-104K (295) | Received: 04/17/2013 | Revised: 06/11/2013 | Accepted: 08/13/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (1) | Total Visits (11432) | Similar Articles (22) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1492) | Core Tip (1254) | Full Article (HTML) (4903) | Figures (1-10) (500) | Tables (1-1) (458) | Full Article (PDF)-6608K (519) | Peer-Review Report-94K (326) | Answering Reviewers-71K (260) | Received: 05/25/2013 | Revised: 08/27/2013 | Accepted: 09/18/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (11) | Total Visits (11847) | Similar Articles (2) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1365) | Core Tip (1202) | Full Article (HTML) (4340) | Figures (1-3) (499) | Tables (1-3) (879) | Full Article (PDF)-3832K (587) | Peer-Review Report-99K (282) | Answering Reviewers-127K (360) | Received: 06/24/2013 | Revised: 08/07/2013 | Accepted: 10/18/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (11) | Total Visits (12139) | Similar Articles (12) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open