title: Anonymous phone calls.
mesh_terms: D001071:Appointments and Schedules; D011307:Drug Prescriptions; D006801:Humans; D013287:Illicit Drugs; D010146:Pain / Q000188:drug therapy*; D010349:Patient Compliance; D010817:Physician-Patient Relations / Q000941:ethics*; D019966:Substance-Related Disorders; D014342:Truth Disclosure / Q000941:ethics*
chemical_list: D013287:Illicit Drugs