RELATION of absence of tonsils to bulbar poliomyelitis.
D000234:Adenoids; D014066:Palatine Tonsil / Q000601:surgery*; D011051:Poliomyelitis; D011052:Poliomyelitis, Bulbar / Q000209:etiology*
POLIOMYELITIS, BULBAR/etiology and pathogenesis; TONSILS/surgery