title: An observational study of prostaglandin E-1: comparing trial and maintenance dose.
authors.forename: P K
authors.initials: PK
authors.lastname: Robinson
mesh_terms: D000328:Adult; D000368:Aged; D000527:Alprostadil / Q000627:therapeutic use*; D007172:Erectile Dysfunction / Q000188:drug therapy*; D006801:Humans; D008297:Male; D008875:Middle Aged
chemical_list: D000527:Alprostadil