Caudal tramadol for postoperative analgesia in hypospadias surgery.
Russell
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W
D000328:Adult; D000701:Analgesics, Opioid / Q000627:therapeutic use*; D000763:Anesthesia, Caudal; D002648:Child; D006801:Humans; D007021:Hypospadias / Q000601:surgery*; D008297:Male; D010149:Postoperative Pain / Q000517:prevention & control*; D014147:Tramadol / Q000627:therapeutic use*
D000701:Analgesics, Opioid; D014147:Tramadol