MAHMOOD, Ahmed Thaher; AHMED, Atheer Shehab; MOHAMMED, Ahmed Jasim. Measurement of Calcium and Vitamin D3 Levels in the Blood Serum of Smokers and Compared to Healthy Controls. American Journal of Biology and Natural Sciences, [S. l.], v. 1, n. 8, p. 105–110, 2024. DOI: 10.51699/ajbns.v1i8.210. Disponível em: https://biojournals.us/index.php/AJBNS/article/view/210. Acesso em: 20 aug. 2025.