Growing pains.
C
C
Campbell
D000768:Anesthesia, General / Q000379:methods*; D005283:Fentanyl; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature / Q000502:physiology*; D009609:Nitrous Oxide; D010146:Pain / Q000503:physiopathology*
D009609:Nitrous Oxide; D005283:Fentanyl