Emelyanova, Nataliya, and Irina Komir. “Effect of Drug-Induced Pathomorphosis on Oral Cavity Organs and Tissues in Chronic Obstructive Pulmonary Disease Combined With Coronary Heart Disease: A Clinical Case”. Biomedical Research and Therapy 8, no. 1 (January 29, 2021): 4197-4202. Accessed November 23, 2024. http://bmrat.org/index.php/BMRAT/article/view/657.