title: [Determination of endogenous vitamin B 12  in the serum of small children fed identical diet, healthy and infested with Lamblia intestinalis].
mesh_terms: D000367:Age Factors; D002675:Child, Preschool; D004032:Diet; D005873:Giardiasis / Q000097:blood*; D006801:Humans; D007223:Infant; D008722:Methods; D014805:Vitamin B 12 / Q000097:blood*
chemical_list: D014805:Vitamin B 12
vernacular_title: Badania endogennej witaminy B 12  w surowicy krwi dzieci małych, jednakowo odzywianych, zdrowych i zarazonych Lamblia intestinalis.