title: [Studies on endogenous vitamin B 12 in serum of children with digestive tract helminthiasis].
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D004064:Digestive System / Q000378:metabolism; D006373:Helminthiasis / Q000097:blood* / Q000378:metabolism; D006801:Humans; D007411:Intestinal Diseases, Parasitic / Q000097:blood*; D007437:Intrinsic Factor / Q000378:metabolism; D014805:Vitamin B 12 / Q000097:blood* / Q000378:metabolism
chemical_list: D007437:Intrinsic Factor; D014805:Vitamin B 12
vernacular_title: Badania nad zachowaniem sie poziomu endogennej witaminy B 12 w surowicy krwi u dzieci z robaczyca przewodu pokarmowego.