Potential exposure of Utah Army National Guard personnel to giardiasis during field training exercises: a preliminary survey.
D000293:Adolescent; D000328:Adult; D005873:Giardiasis / Q000453:epidemiology*; D006801:Humans; D008887:Military Medicine; D012306:Risk; D012621:Seasons; D011795:Surveys and Questionnaires; D014589:Utah; D014876:Water Pollution / Q000009:adverse effects*