Abstract (1482) | Core Tip (1411) | Full Article (HTML) (5387) | Tables (1-1) (555) | Full Article (PDF)-890K (719) | Peer-Review Report-89K (478) | Answering Reviewers-35K (342) | Received: 01/07/2015 | Revised: 02/22/2015 | Accepted: 04/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (16876) | Similar Articles (0) | Timeline of Article Publication (2) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1495) | Core Tip (1284) | Full Article (HTML) (5201) | Figures (1-3) (462) | Full Article (PDF)-1145K (549) | Peer-Review Report-93K (268) | Answering Reviewers-96K (321) | Received: 01/16/2015 | Revised: 02/21/2015 | Accepted: 04/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (26) | Total Visits (14263) | Similar Articles (143) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1232) | Core Tip (1221) | Full Article (HTML) (3431) | Tables (1-8) (519) | Full Article (PDF)-1032K (528) | Peer-Review Report-114K (263) | Answering Reviewers-210K (288) | Received: 12/13/2014 | Revised: 02/09/2015 | Accepted: 06/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (3) | Total Visits (12889) | Similar Articles (237) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1212) | Core Tip (1082) | Full Article (HTML) (4916) | Tables (1-4) (558) | Full Article (PDF)-1108K (638) | Peer-Review Report-87K (267) | Answering Reviewers-84K (244) | Received: 08/28/2014 | Revised: 12/16/2014 | Accepted: 05/06/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (64) | Total Visits (15677) | Similar Articles (305) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1786) | Core Tip (1746) | Full Article (HTML) (14169) | Figures (1-7) (618) | Tables (1-4) (486) | Full Article (PDF)-1743K (3397) | Peer-Review Report-98K (459) | Answering Reviewers-86K (356) | Received: 08/30/2014 | Revised: 10/31/2014 | Accepted: 05/27/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (179) | Total Visits (29819) | Similar Articles (1769) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1336) | Core Tip (1359) | Full Article (HTML) (12380) | Figures (1-1) (545) | Full Article (PDF)-992K (932) | Peer-Review Report-116K (281) | Answering Reviewers-114K (329) | Received: 03/13/2015 | Revised: 05/05/2015 | Accepted: 06/08/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (73) | Total Visits (22930) | Similar Articles (36) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1229) | Core Tip (1195) | Full Article (HTML) (6941) | Full Article (PDF)-995K (682) | Peer-Review Report-78K (223) | Answering Reviewers-92K (250) | Received: 08/29/2014 | Revised: 01/15/2015 | Accepted: 05/28/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (26) | Total Visits (15393) | Similar Articles (367) | Timeline of Article Publication (1) | Authors Evaluation (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1312) | Core Tip (1293) | Full Article (HTML) (4462) | Tables (1-2) (513) | Full Article (PDF)-842K (685) | Peer-Review Report-105K (352) | Answering Reviewers-40K (303) | Received: 11/29/2014 | Revised: 01/27/2015 | Accepted: 05/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (22) | Total Visits (15009) | Similar Articles (389) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1274) | Core Tip (1394) | Full Article (HTML) (6847) | Figures (1-1) (454) | Tables (1-1) (420) | Full Article (PDF)-1042K (578) | Peer-Review Report-152K (271) | Answering Reviewers-191K (268) | Received: 12/17/2014 | Revised: 03/20/2015 | Accepted: 04/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (24) | Total Visits (15824) | Similar Articles (220) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1372) | Core Tip (1306) | Full Article (HTML) (4139) | Figures (1-6) (457) | Tables (1-6) (415) | Full Article (PDF)-1010K (600) | Peer-Review Report-155K (246) | Answering Reviewers-143K (274) | Received: 03/05/2015 | Revised: 05/11/2015 | Accepted: 06/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (21) | Total Visits (14321) | Similar Articles (12) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1279) | Core Tip (1180) | Full Article (HTML) (4760) | Figures (1-3) (439) | Tables (1-1) (445) | Full Article (PDF)-1390K (628) | Peer-Review Report-86K (310) | Answering Reviewers-63K (348) | Received: 11/28/2014 | Revised: 01/20/2015 | Accepted: 05/27/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (25) | Total Visits (15396) | Similar Articles (1769) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1180) | Core Tip (1250) | Full Article (HTML) (3432) | Tables (1-5) (413) | Full Article (PDF)-939K (449) | Peer-Review Report-98K (229) | Answering Reviewers-52K (242) | Received: 03/12/2015 | Revised: 05/09/2015 | Accepted: 06/08/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (22) | Total Visits (11769) | Similar Articles (21) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1299) | Core Tip (1223) | Full Article (HTML) (6147) | Tables (1-1) (497) | Full Article (PDF)-991K (694) | Peer-Review Report-91K (309) | Answering Reviewers-75K (248) | Received: 09/17/2014 | Revised: 12/31/2014 | Accepted: 05/27/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (87) | Total Visits (17728) | Similar Articles (1769) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1212) | Core Tip (1201) | Full Article (HTML) (3212) | Figures (1-1) (433) | Tables (1-1) (514) | Full Article (PDF)-898K (421) | Peer-Review Report-132K (254) | Answering Reviewers-112K (242) | Received: 03/21/2015 | Revised: 05/01/2015 | Accepted: 05/28/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (4) | Total Visits (13858) | Similar Articles (1) | Timeline of Article Publication (1) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1294) | Core Tip (1217) | Full Article (HTML) (3386) | Full Article (PDF)-681K (498) | Peer-Review Report-124K (331) | Answering Reviewers-101K (257) | Received: 03/31/2015 | Revised: 04/29/2015 | Accepted: 05/18/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (5) | Total Visits (12290) | Similar Articles (220) | Timeline of Article Publication (0) | Authors Evaluation (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open