title: The VITAL study: case control studies are hypothesis-generating.
authors.affiliation: LAC+USC Medical Center and the Department of Medicine, Keck School of Medicine at the University of Southern California, Los Angeles, CA, USA. Electronic address: bspellberg@dhs.lacounty.gov.
authors.forename: Brad
authors.initials: B
authors.lastname: Spellberg
authors.affiliation: David Geffen School of Medicine at the University of California, Los Angeles, Los Angeles, CA, USA.
authors.forename: Eric
authors.initials: E
authors.lastname: Brass
mesh_terms: D016022:Case-Control Studies; D006801:Humans; D009091:Mucormycosis / Q000188:drug therapy; D013997:Time Factors