title: The use of pethidine in labour.
mesh_terms: D001034:Apgar Score; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007743:Labor, Obstetric; D008614:Meperidine / Q000627:therapeutic use*; D008880:Midwifery; D011247:Pregnancy
chemical_list: D008614:Meperidine