title: Editorial comment.
authors.forename: Christopher S
authors.initials: CS
authors.lastname: Cooper
mesh_terms: D000701:Analgesics, Opioid / Q000627:therapeutic use*; D000772:Anesthesia, Local; D000779:Anesthetics, Local / Q000627:therapeutic use*; D002648:Child; D002944:Circumcision, Male / Q000009:adverse effects*; D004359:Drug Therapy, Combination; D006801:Humans; D008297:Male; D010146:Pain / Q000209:etiology* / Q000517:prevention & control*; D010149:Postoperative Pain / Q000517:prevention & control; D011318:Prilocaine / Q000627:therapeutic use*; D014147:Tramadol / Q000627:therapeutic use*
chemical_list: D000701:Analgesics, Opioid; D000779:Anesthetics, Local; D011318:Prilocaine; D014147:Tramadol