Determining the concentrations of some essential elements in powdered infant formula in the Al-Khums region of Libya. Lebda Medical Journal, [S. l.], v. 11, n. 1, p. 20–26, 2026. DOI: 10.65137/lmj.v11i1.342. Disponível em: https://lebmedj.elmergib.edu.ly/index.php/LMJ/article/view/342. Acesso em: 5 may. 2026.