Giardiasis among a party of high school pupils following a visit to Russia.
D000293:Adolescent; D005260:Female; D005873:Giardiasis / Q000175:diagnosis / Q000635:transmission*; D006801:Humans; D007411:Intestinal Diseases, Parasitic / Q000175:diagnosis / Q000635:transmission*; D008297:Male; D012426:Russia; D012606:Scotland; D013334:Students; D014195:Travel