Invasion of the human respiratory tracts by trichomonads.
D000368:Aged; D004927:Escherichia coli Infections / Q000150:complications; D006801:Humans; D007564:Japan; D008297:Male; D012141:Respiratory Tract Infections / Q000382:microbiology / Q000469:parasitology*; D014244:Trichomonas; D014245:Trichomonas Infections / Q000150:complications / Q000469:parasitology*