title: Some observations on intestinal parasites in Hajis visiting Saudi Arabia, during 1983 G (1403 H.) Pilgrimage.
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D007411:Intestinal Diseases, Parasitic / Q000453:epidemiology*; D007514:Islam; D008297:Male; D008875:Middle Aged; D012529:Saudi Arabia; D014195:Travel