An epidemiological study of the implantation of bacteria in the respiratory tracts of patients with bulbospinal poliomyelitis.
D001419:Bacteria; D010064:Embryo Implantation; D016021:Epidemiologic Studies; D011051:Poliomyelitis; D011052:Poliomyelitis, Bulbar / Q000382:microbiology*; D012137:Respiratory System / Q000382:microbiology*
POLIOMYELITIS, BULBAR/microbiology; RESPIRATORY TRACT/microbiology