EN
Theoretical assessment of the nutritional value of daily diets in boarding schools in the light of the results of laboratory analyses Part. III. Copper, zinc, manganese
RU
Teoreticheskaja ocenka pitatelnojj cennosti sutochnykh pishhevykh racionov v molodezhnykh internatakh na fone rezultatov laboratornykh analizov Ch. III. Med, cink, marganec