title: Bradycardia and H2 antagonists.
authors.forename: L A
authors.initials: LA
authors.lastname: Tanner
authors.forename: J B
authors.initials: JB
authors.lastname: Arrowsmith
mesh_terms: D001919:Bradycardia / Q000139:chemically induced*; D002927:Cimetidine / Q000009:adverse effects*; D006801:Humans; D011358:Product Surveillance, Postmarketing; D011899:Ranitidine / Q000009:adverse effects*
chemical_list: D002927:Cimetidine; D011899:Ranitidine