Are we willing to change?
Aly
E E
EE
Shilling
R S
RS
D016362:Analgesia, Obstetrical / Q000379:methods*; D000701:Analgesics, Opioid; D005260:Female; D005283:Fentanyl; D006801:Humans; D008614:Meperidine; D009020:Morphine; D011247:Pregnancy
D000701:Analgesics, Opioid; D009020:Morphine; D008614:Meperidine; D005283:Fentanyl