Tropical helminthiases as occupational diseases of seamen and persons returning from the tropics.
D000328:Adult; D006373:Helminthiasis / Q000453:epidemiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D008889:Military Personnel; D009784:Occupational Diseases; D011044:Poland; D012767:Ships; D014330:Tropical Medicine