Wybrane aspekty diagnostyki i leczenia niektórych chorób powodujących zaburzenia wchłaniania.

The article presents recommendations and guidelines for diagnostic and therapeutic procedures of selected diseases of the gastrointestinal tract that may affect the absorption and digestion of nutritional ingredients. Selected aspects relate to diseases such as: lactose intolerance, bacterial overgrowth of intestinal flora and celiac disease. [ABSTRACT FROM AUTHOR]