[Use of radioactive cobalt in otorhinolaryngology].
D003035:Cobalt; D004428:Ear Neoplasms; D006801:Humans; D007822:Laryngeal Neoplasms; D007830:Larynx; D009669:Nose Neoplasms; D010036:Otolaryngology
D003035:Cobalt
EAR/neoplasms; LARYNX/neoplasms; NOSE/neoplasms