Tsvetkova, Nina Dimitrova, Rumen Nenkov Harizanov, Aleksandra Ivanova Ivanova, Dimitar Todorov Strashimirov, Rusina Stanislavova Grozdeva, and Nina Stoyanova Yancheva-Petrova. “Recurrent Pneumocystis Jirovecii Pneumonia in an HIV-Infected Patient: A Case Report”. GSC Advanced Research and Reviews 7, no. 2 (May 30, 2021): 083–086. Accessed December 22, 2024. https://gsconlinepress.com/journals/index.php/gscarr/article/view/gscarr-2021-0104.