Boycheva, Maria, Biljana Boycheva, and Velislav Todorov. “CARCINOMA GLANDULAE PAROTIS AND BLOOD GROUP AFFILIATION : CARCINOMA GLANDULAE PAROTIS AND BLOOD GROUP AFFILIATION”. JOURNAL SCIENTIFIC AND APPLIED RESEARCH 22, no. 1 (March 26, 2023): 5–9. Accessed November 22, 2024. https://jsar.ftn.shu.bg/ojs-3.3.0-7/index.php/jsar/article/view/331.