Richa, Fadhila Tsania, Riswi Alinda Fatmawati, and Niken Bayu Argaheni. “Research Trends in Vitamin D Deficiency Among Pregnant Women in Tropical Countries: A Bibliometric Analysis”. Malaysian Journal of Medical Research (MJMR) 9, no. 4 (November 20, 2025): 1-12. Accessed December 7, 2025. https://ejournal.lucp.net/index.php/mjmr/article/view/4125.