Rathod, S., Pallikadavath, S., Graves, E., Rahman, M., Brooks, A., Rathod, P., Bhargava, R., Irfan, M., Aly, R., Saleh Al Gahtani, H. M., Salam, Z., Wai Ho Chau, S., Paterson, T., Turner, B., Горбунова, В. В., Климчук, В. О., Phiri, P.  (2023) Effects of cumulative COVID-19 cases on mental health: Evidence from multi-country survey.  World Journal of Psychiatry, 13 (7).  с. 461-477.  ISSN 2220-3206