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 17, no. 2 (October 18, 2022): 132–148. Accessed March 1, 2026. https://ejmh.semmelweis.hu/ejmh34test/index.php/ejmh/article/view/253.