title: Disclosure practices of certified nurse-midwives relative to methods of childbirth pain management.
mesh_terms: D000328:Adult; D002568:Certification; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D008614:Meperidine / Q000627:therapeutic use; D008875:Middle Aged; D009721:Nurse Midwives; D059408:Pain Management; D010353:Patient Education as Topic / Q000379:methods; D011247:Pregnancy; D013997:Time Factors
chemical_list: D008614:Meperidine