title: Use of transdermal fentanyl.
authors.forename: A G
authors.initials: AG
authors.lastname: Biehl
mesh_terms: D000279:Administration, Cutaneous; D005283:Fentanyl / Q000008:administration & dosage*; D006484:Hemorrhoids / Q000601:surgery*; D006801:Humans; D010149:Postoperative Pain / Q000517:prevention & control*
chemical_list: D005283:Fentanyl