PECULIARITIES OF MICROCIRCULATORY BED VESSEL’S DENSITY CHANGE IN THE LOBULES OF THE WHITE RATS THYMUS IN NORM AND UNDER THE INFLUENCE OF SALTS OF HEAVY METALS WITHIN TWO MONTHS. WS [Internet]. 2021 Dec. 17 [cited 2026 Nov. 1];(11(72). Available from: https://rspublisher.org/index.php/ws/article/view/2203