Petkov, Atanas, Rositsa Toncheva, Yana Kashilska, Petar Tenev, Maria Simeonova, and Victoria Marinova. 2022. “MONITORING OF SPECIFIC NUTRITION DURNING PREGNANCY AND BREASTFEEDING AND THE IMPORTANCE OF HEALTHY DIET DURING THIS PERIOD”. KNOWLEDGE - International Journal 51 (4):561-66. https://ojs.ikm.mk/index.php/kij/article/view/5095.