Dimitrova, Albena, Yanitsa Zhecheva, Zoya Mateeva, Rayna Georgieva, Racho Stoev, Boyan Kirilov, Aleksandra Ravnachka, and Ivaila Yankova Ivanova–Pandourska. “Birth Size of Neonates and Its Association With Seasonality”. Anthropological Review 86, no. 2 (July 11, 2023): 65–76. Accessed December 6, 2025. https://www.czasopisma.uni.lodz.pl/ar/article/view/17991.