title: Causality assessment of adverse drug effects: when is rechallenge ethically acceptable?
authors.forename: A L
authors.initials: AL
authors.lastname: Po
authors.forename: M J
authors.initials: MJ
authors.lastname: Kendall
mesh_terms: D001145:Arrhythmias, Cardiac / Q000139:chemically induced*; D004992:Ethics, Medical; D006634:Histamine H1 Antagonists / Q000009:adverse effects*; D006801:Humans; D016593:Terfenadine / Q000009:adverse effects / Q000031:analogs & derivatives*
chemical_list: D006634:Histamine H1 Antagonists; D016593:Terfenadine; C093230:fexofenadine