Ugwuene et al. “Trimester-Specific Patterns of Maternal Serum Alpha-Fetoprotein Among Pregnant Women Attending a Tertiary Hospital in Southeast Nigeria: Serum Alpha-Fetoprotein Among Pregnant Women”. Journal of Biological Research and Biotechnology 24, no. 1 (May 1, 2026): 486–489. Accessed May 1, 2026. https://bio-research.com.ng/index.php/home/article/view/60.