Paltsyn, A., Guseva, M., & Sviridkina, N. (2023). Intelligence in old age. Patologicheskaya Fiziologiya I Eksperimental’naya Terapiya (Pathological physiology and experimental Therapy), 67(2), 112-117. https://doi.org/10.25557/0031-2991.2023.02.112-117