[Sterilization of the pharynx by local treatment].
D006801:Humans; D010614:Pharynx; D012213:Rheumatic Fever / Q000517:prevention & control*; D013242:Sterilization; D013290:Streptococcal Infections / Q000628:therapy*
RHEUMATIC FEVER/prevention and control; STREPTOCOCCAL INFECTIONS/therapy