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Abstract (1460) | Core Tip (1392) | Full Article (HTML) (5293) | Full Article (PDF)-1201K (745) | Peer-Review Report-79K (302) | Answering Reviewers-209K (280) | Received: 05/09/2015 | Revised: 07/27/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (14949) | Similar Articles (89) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1485) | Core Tip (1427) | Full Article (HTML) (6252) | Figures (1-1) (546) | Full Article (PDF)-1205K (786) | Peer-Review Report-79K (289) | Answering Reviewers-112K (268) | Received: 04/26/2015 | Revised: 07/29/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (26) | Total Visits (15717) | Similar Articles (166) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1726) | Core Tip (1462) | Full Article (HTML) (18544) | Figures (1-1) (489) | Tables (1-1) (421) | Full Article (PDF)-1536K (842) | Peer-Review Report-104K (277) | Answering Reviewers-212K (309) | Received: 04/28/2015 | Revised: 07/19/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (32) | Total Visits (29054) | Similar Articles (354) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1817) | Core Tip (1492) | Full Article (HTML) (7739) | Figures (1-2) (480) | Full Article (PDF)-1408K (995) | Peer-Review Report-81K (304) | Answering Reviewers-105K (467) | Received: 06/30/2015 | Revised: 08/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (54) | Total Visits (19822) | Similar Articles (1759) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1509) | Core Tip (1332) | Full Article (HTML) (6535) | Figures (1-1) (484) | Tables (1-1) (393) | Full Article (PDF)-1208K (867) | Peer-Review Report-109K (311) | Answering Reviewers-11K (280) | Received: 06/03/2015 | Revised: 07/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (53) | Total Visits (16555) | Similar Articles (64) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1247) | Core Tip (1247) | Full Article (HTML) (5523) | Tables (1-2) (430) | Full Article (PDF)-1257K (651) | Peer-Review Report-88K (379) | Answering Reviewers-63K (295) | Received: 04/28/2015 | Revised: 08/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (16482) | Similar Articles (2312) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1429) | Core Tip (1305) | Full Article (HTML) (4490) | Tables (1-1) (480) | Full Article (PDF)-1087K (749) | Peer-Review Report-79K (251) | Answering Reviewers-210K (261) | Received: 04/18/2015 | Revised: 07/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (15) | Total Visits (13593) | Similar Articles (877) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1509) | Core Tip (1494) | Full Article (HTML) (4971) | Tables (1-3) (424) | Full Article (PDF)-1175K (745) | Peer-Review Report-111K (316) | Answering Reviewers-93K (465) | Received: 04/27/2015 | Revised: 08/22/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (14839) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1385) | Core Tip (1338) | Full Article (HTML) (5042) | Tables (1-3) (427) | Full Article (PDF)-1244K (743) | Peer-Review Report-99K (259) | Answering Reviewers-103K (270) | Received: 06/29/2015 | Revised: 08/07/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (14958) | Similar Articles (240) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1404) | Core Tip (1356) | Full Article (HTML) (7785) | Figures (1-2) (573) | Tables (1-3) (495) | Full Article (PDF)-1435K (793) | Peer-Review Report-144K (296) | Answering Reviewers-91K (349) | Received: 03/20/2015 | Revised: 04/28/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (26) | Total Visits (18060) | Similar Articles (50) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1684) | Core Tip (1609) | Full Article (HTML) (9570) | Figures (1-1) (451) | Tables (1-3) (472) | Full Article (PDF)-1377K (1871) | Peer-Review Report-81K (351) | Answering Reviewers-192K (466) | Received: 06/28/2015 | Revised: 08/17/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (53) | Total Visits (22013) | Similar Articles (41) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1289) | Core Tip (1366) | Full Article (HTML) (4288) | Tables (1-4) (453) | Full Article (PDF)-1160K (533) | Peer-Review Report-118K (244) | Answering Reviewers-450K (258) | Received: 07/23/2015 | Revised: 09/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (13204) | Similar Articles (281) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1178) | Core Tip (1260) | Full Article (HTML) (7285) | Figures (1-1) (461) | Full Article (PDF)-1069K (767) | Peer-Review Report-92K (241) | Answering Reviewers-105K (331) | Received: 03/30/2015 | Revised: 05/30/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (31) | Total Visits (16665) | Similar Articles (4) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1384) | Core Tip (1555) | Full Article (HTML) (8491) | Figures (1-6) (547) | Tables (1-1) (428) | Full Article (PDF)-1824K (921) | Peer-Review Report-99K (309) | Answering Reviewers-185K (6395) | Received: 08/12/2015 | Revised: 09/18/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (7) | Total Visits (25097) | Similar Articles (1759) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1461) | Core Tip (1214) | Full Article (HTML) (7541) | Figures (1-3) (442) | Full Article (PDF)-1184K (952) | Peer-Review Report-91K (256) | Answering Reviewers-106K (335) | Received: 04/28/2015 | Revised: 07/27/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (86) | Total Visits (16592) | Similar Articles (1786) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1232) | Core Tip (1158) | Full Article (HTML) (7590) | Tables (1-1) (392) | Full Article (PDF)-1093K (787) | Peer-Review Report-86K (220) | Answering Reviewers-106K (268) | Received: 04/28/2015 | Revised: 07/10/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (22) | Total Visits (16365) | Similar Articles (1) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1285) | Core Tip (1239) | Full Article (HTML) (5083) | Figures (1-8) (505) | Tables (1-8) (487) | Full Article (PDF)-1292K (816) | Peer-Review Report-92K (267) | Answering Reviewers-36K (272) | Received: 04/27/2015 | Revised: 07/03/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (54) | Total Visits (14987) | Similar Articles (2335) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open