Explanatory and pragmatic trials.
Barbui
Corrado
C
Department of Medicine and Public Health, Section of Psychiatry and Clinical Psychology, University of Verona, Piazzale L.A. Scuro, 10 - 37134 Verona, Italy. corrado.barbui@univr.it
Veronese
Antonio
A
Cipriani
Andrea
A
D035843:Biomedical Research / Q000379:methods* / Q000592:standards*; D017326:Clinical Trials, Phase III as Topic; D017327:Clinical Trials, Phase IV as Topic; D006801:Humans; D016032:Randomized Controlled Trials as Topic / Q000592:standards*