Förster U, Olze H (Apr 2008). "[Analgesic intolerance (AI). Key position of ENT physicians for early detection of this condition]". HNO (بالألمانية). 56 (4): 443–50, quiz 451. DOI:10.1007/s00106-008-1701-6. PMID:18389300.
Förster U, Olze H (Apr 2008). "[Analgesic intolerance (AI). Key position of ENT physicians for early detection of this condition]". HNO (بالألمانية). 56 (4): 443–50, quiz 451. DOI:10.1007/s00106-008-1701-6. PMID:18389300.