Merkin, A., Akinfieva, S., Medvedev, O. N., Krishnamurthi, R. V., Gutsaluk, A., Reips, U.-D., Kuliev, R., Dinov, E., Nikiforov, I., Shamalov, N., Shafran, P., Popova, L., Burenchev, D., Feigin, V. (in press). A pilot study of application of the Stroke Riskometer mobile app for assessment of the course and clinical outcomes of COVID-19 among hospitalised patients. Cerebrovascular Diseases Extra, 13(1), 47-55.