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5 in total

Review 1. The role of randomization in clinical studies: myths and beliefs.

Authors: U Abel; A Koch
Journal: J Clin Epidemiol Date: 1999-06 Impact factor: 6.437

Authors:
Journal: Vaccine Date: 2005-10-25 Impact factor: 3.641

Authors: Kristin L Nichol
Journal: Vaccine Date: 2006-06-09 Impact factor: 3.641

Authors: Tom Jefferson
Journal: BMJ Date: 2006-10-28

Authors: Kristin L Nichol
Journal: Vaccine Date: 2003-05-01 Impact factor: 3.641

5 in total

2 in total

Authors: Andrea G Mann; Punam Mangtani; Colin A Russell; John C Whittaker
Journal: BMJ Open Date: 2013-08-01 Impact factor: 2.692

Authors: Stephen B Lambert; Kelly M Allen; Robert C Carter; Terence M Nolan
Journal: Respir Res Date: 2008-01-24

2 in total