“DETERMINATION OF IMMUNOGLOBULIN CONTENT IN BLOOD SERUM IN INFANTS DEPENDING ON THE TYPE OF FEEDING”, Amer. Jour. of Peda. and Educ. Rese., vol. 17, pp. 102–105, Oct. 2023, Accessed: Jul. 02, 2026. [Online]. Available: https://mail.americanjournal.org/index.php/ajper/article/view/1353