Comment on paper by Crowe et al.
Wittes
Janet
J
Statistics Collaborative, Inc., Washington DC 20036, USA. janet@statcollab.com
D035843:Biomedical Research / Q000458:organization & administration*; D003625:Data Collection / Q000379:methods*; D064420:Drug-Related Side Effects and Adverse Reactions / Q000517:prevention & control*; D006801:Humans; D012107:Research Design; D017751:Safety Management / Q000458:organization & administration*