Vasilev, Petar, Tanya Velyanova, Ivan Baltadzhiev, and Mariyana Stoycheva. “COMPARATIVE ASSESSMENT OF THE NUMBER AND IMMUNOLOGICAL STATUS OF NEWLY DIAGNOSED AND RE-ENROLLED IN CARE HIV+ IN THE PERIOD 2018–2019 AND 2020-2021”. PROBLEMS of Infectious and Parasitic Diseases 50, no. 1 (October 14, 2022): 12–18. Accessed November 21, 2024. https://pipd.ncipd.org/index.php/pipd/article/view/50-1-2-NEWLY-DIAGNOSED-AND-RE-ENROLLED-IN-CARE-HIV.