The double dose at bedtime study.
Nicholson
Alex
A
D000284:Administration, Oral; D000701:Analgesics, Opioid / Q000008:administration & dosage*; D006801:Humans; D009020:Morphine / Q000008:administration & dosage*; D009551:Night Care; D010146:Pain / Q000517:prevention & control*
D000701:Analgesics, Opioid; D009020:Morphine