title: Reply to S. Gupta et al.
authors.affiliation: University of Pennsylvania Perelman School of Medicine, Philadelphia, PA joffes@upenn.edu.
authors.forename: Steven
authors.initials: S
authors.lastname: Joffe
authors.affiliation: National Institutes of Health, Bethesda, MD.
authors.forename: Franklin G
authors.initials: FG
authors.lastname: Miller
mesh_terms: D035843:Biomedical Research / Q000592:standards*; D002986:Clinical Trials as Topic / Q000592:standards*; D006295:Health Resources / Q000592:standards*; D006801:Humans; D009369:Neoplasms / Q000628:therapy*