“Reseach of the leukogramm of peripheral blood of the rats at the intoxication of the salts of lead with 50-fold times of the MPC during the 60 days” (2015) Experimental biology, 60(1), pp. 60–63. Available at: https://bb.kaznu.kz/index.php/biology/article/view/57 (Accessed: 24 July 2026).