title: A postman with polyuria.
authors.affiliation: Cardiology Division, Department of Medicine, Northwestern Feinberg School of Medicine, Chicago, Illinois 60611.
authors.forename: Ira Martin
authors.initials: IM
authors.lastname: Grais
mesh_terms: D035081:Editorial Policies; D006801:Humans; D005791:Patient Care; D010506:Periodicals as Topic; D010817:Physician-Patient Relations