MALAS, Olga, and Maria-Dolores TOLSÁ. “The COVID-19 Pandemic and the Obsessive-Compulsive Phenomena, in the General Population and Among OCD Patients: A Systematic Review”. European Journal of Mental Health (October 18, 2022): 132–148. Accessed September 20, 2024. https://ejmh.semmelweis.hu/test/index.php/ejmh/article/view/249.