title: Letter by Sullivan et al regarding article, "Lower mortality from coronary heart disease and stroke at higher altitudes in Switzerland".
authors.forename: Jerome L
authors.initials: JL
authors.lastname: Sullivan
authors.forename: Damian Miles
authors.initials: DM
authors.lastname: Bailey
authors.forename: Leo R
authors.initials: LR
authors.lastname: Zacharski
mesh_terms: D000531:Altitude; D002316:Cardiotonic Agents; D003327:Coronary Disease / Q000401:mortality*; D005260:Female; D006801:Humans; D051793:Hypoxia-Inducible Factor 1 / Q000502:physiology; D007501:Iron / Q000097:blood; D008598:Menstruation; D012307:Risk Factors; D040242:Risk Reduction Behavior; D020521:Stroke / Q000401:mortality*; D013557:Switzerland / Q000453:epidemiology
chemical_list: D002316:Cardiotonic Agents; D051793:Hypoxia-Inducible Factor 1; D007501:Iron