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Abstract (1555) | Core Tip (1485) | Full Article (HTML) (5614) | Full Article (PDF)-1201K (791) | Peer-Review Report-79K (326) | Answering Reviewers-209K (303) | Received: 05/09/2015 | Revised: 07/27/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (15927) | Similar Articles (91) | 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 (1501) | Core Tip (1465) | Full Article (HTML) (5587) | Tables (1-4) (592) | Full Article (PDF)-1201K (768) | Peer-Review Report-80K (260) | Answering Reviewers-92K (334) | Received: 04/15/2015 | Revised: 06/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (17706) | Similar Articles (26) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1899) | Core Tip (1620) | Full Article (HTML) (16781) | Tables (1-4) (545) | Full Article (PDF)-1241K (2366) | Peer-Review Report-101K (504) | Answering Reviewers-283K (481) | Received: 04/26/2015 | Revised: 07/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (237) | Total Visits (30935) | Similar Articles (384) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1437) | Core Tip (1599) | Full Article (HTML) (10159) | Figures (1-4) (541) | Tables (1-2) (538) | Full Article (PDF)-1327K (1104) | Peer-Review Report-94K (355) | Answering Reviewers-67K (466) | Received: 04/23/2015 | Revised: 07/29/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (22227) | Similar Articles (373) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1565) | Core Tip (1521) | Full Article (HTML) (6477) | Figures (1-1) (602) | Full Article (PDF)-1205K (816) | Peer-Review Report-79K (329) | Answering Reviewers-112K (295) | Received: 04/26/2015 | Revised: 07/29/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (16615) | Similar Articles (174) | 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 (1831) | Core Tip (1553) | Full Article (HTML) (19751) | Figures (1-1) (544) | Tables (1-1) (469) | Full Article (PDF)-1536K (2163) | Peer-Review Report-104K (314) | Answering Reviewers-212K (332) | Received: 04/28/2015 | Revised: 07/19/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (34) | Total Visits (32345) | Similar Articles (358) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1940) | Core Tip (1593) | Full Article (HTML) (7981) | Figures (1-2) (556) | Full Article (PDF)-1408K (1066) | Peer-Review Report-81K (346) | Answering Reviewers-105K (492) | Received: 06/30/2015 | Revised: 08/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (56) | Total Visits (20916) | Similar Articles (1826) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1829) | Core Tip (1511) | Full Article (HTML) (15428) | Figures (1-3) (524) | Tables (1-2) (501) | Full Article (PDF)-1591K (1553) | Peer-Review Report-78K (373) | Answering Reviewers-71K (552) | Received: 04/28/2015 | Revised: 07/31/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (76) | Total Visits (28339) | Similar Articles (1827) | 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 (1611) | Core Tip (1439) | Full Article (HTML) (6853) | Figures (1-1) (529) | Tables (1-1) (445) | Full Article (PDF)-1208K (922) | Peer-Review Report-109K (346) | Answering Reviewers-11K (312) | Received: 06/03/2015 | Revised: 07/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (54) | Total Visits (17601) | Similar Articles (66) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1348) | Core Tip (1332) | Full Article (HTML) (7672) | Tables (1-2) (476) | Full Article (PDF)-1257K (711) | Peer-Review Report-88K (398) | Answering Reviewers-63K (316) | Received: 04/28/2015 | Revised: 08/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (19365) | Similar Articles (2403) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1512) | Core Tip (1399) | Full Article (HTML) (4702) | Tables (1-1) (545) | Full Article (PDF)-1087K (821) | Peer-Review Report-79K (275) | Answering Reviewers-210K (284) | Received: 04/18/2015 | Revised: 07/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (17) | Total Visits (14516) | Similar Articles (902) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1611) | Core Tip (1628) | Full Article (HTML) (5171) | Tables (1-3) (480) | Full Article (PDF)-1175K (800) | Peer-Review Report-111K (365) | Answering Reviewers-93K (504) | Received: 04/27/2015 | Revised: 08/22/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (15822) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1476) | Core Tip (1419) | Full Article (HTML) (5272) | Tables (1-3) (493) | Full Article (PDF)-1244K (799) | Peer-Review Report-99K (299) | Answering Reviewers-103K (315) | Received: 06/29/2015 | Revised: 08/07/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (20) | Total Visits (16057) | Similar Articles (242) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1488) | Core Tip (1433) | Full Article (HTML) (8022) | Figures (1-2) (636) | Tables (1-3) (546) | Full Article (PDF)-1435K (822) | Peer-Review Report-144K (314) | Answering Reviewers-91K (376) | Received: 03/20/2015 | Revised: 04/28/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (19010) | Similar Articles (50) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1788) | Core Tip (1711) | Full Article (HTML) (9988) | Figures (1-1) (499) | Tables (1-3) (539) | Full Article (PDF)-1377K (1914) | Peer-Review Report-81K (373) | Answering Reviewers-192K (490) | Received: 06/28/2015 | Revised: 08/17/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (53) | Total Visits (23242) | Similar Articles (43) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1363) | Core Tip (1476) | Full Article (HTML) (4439) | Tables (1-4) (525) | Full Article (PDF)-1160K (563) | Peer-Review Report-118K (286) | Answering Reviewers-450K (296) | Received: 07/23/2015 | Revised: 09/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (29) | Total Visits (14121) | Similar Articles (294) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1251) | Core Tip (1329) | Full Article (HTML) (7639) | Figures (1-1) (517) | Full Article (PDF)-1069K (797) | Peer-Review Report-92K (261) | Answering Reviewers-105K (355) | Received: 03/30/2015 | Revised: 05/30/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (31) | Total Visits (17720) | Similar Articles (4) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1464) | Core Tip (1668) | Full Article (HTML) (8732) | Figures (1-6) (613) | Tables (1-1) (488) | Full Article (PDF)-1824K (955) | Peer-Review Report-99K (334) | Answering Reviewers-185K (6424) | Received: 08/12/2015 | Revised: 09/18/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (26037) | Similar Articles (1826) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1553) | Core Tip (1319) | Full Article (HTML) (7875) | Figures (1-3) (515) | Full Article (PDF)-1184K (995) | Peer-Review Report-91K (279) | Answering Reviewers-106K (361) | Received: 04/28/2015 | Revised: 07/27/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (87) | Total Visits (17695) | Similar Articles (1853) | 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 (1329) | Core Tip (1254) | Full Article (HTML) (8711) | Tables (1-1) (447) | Full Article (PDF)-1093K (824) | Peer-Review Report-86K (252) | Answering Reviewers-106K (291) | Received: 04/28/2015 | Revised: 07/10/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (23) | Total Visits (18179) | Similar Articles (1) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1373) | Core Tip (1358) | Full Article (HTML) (5285) | Figures (1-8) (562) | Tables (1-8) (543) | Full Article (PDF)-1292K (850) | Peer-Review Report-92K (291) | Answering Reviewers-36K (300) | Received: 04/27/2015 | Revised: 07/03/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (58) | Total Visits (15910) | Similar Articles (2433) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open