Warning: Undefined array key "mm" in /www/wwwroot/www.ai-bt.com/si.php on line 10 Deprecated: trim(): Passing null to parameter #1 ($string) of type string is deprecated in /www/wwwroot/www.ai-bt.com/si.php on line 10 Quality of impact factors of general medical journals. Quality matters--and the choice of indicator matters too.

Literature DB >> 12714481

Quality of impact factors of general medical journals. Quality matters--and the choice of indicator matters too.

Abstract

Source DB: PubMed Journal: BMJ ISSN： 0959-8138

× No keyword cloud information.

5 in total

Authors: J L Tang; T W Wong; J L Liu
Journal: J Epidemiol Community Health Date: 1999-11 Impact factor: 3.710

Authors: Douglas G Altman
Journal: JAMA Date: 2002-06-05 Impact factor: 56.272

Authors: K S Joseph
Journal: BMJ Date: 2003-02-01

Authors: R Smith
Journal: BMJ Date: 1998-04-04

Authors: M Porta
Journal: J Epidemiol Community Health Date: 1996-12 Impact factor: 3.710

5 in total

1 in total

Authors: Darren C Greenwood
Journal: BMC Med Res Methodol Date: 2007-11-15 Impact factor: 4.615

1 in total