Kudinova А. .; Varlamova Н. .; Boyko Е. . ECG Amplitude Parameters in Men of Different Ages During Submaximal Performance Testing (Exemplified by Residents of the European North of Russia). Journal of Medical and Biological Research, [S. l.], v. 11, n. 3, p. 255–264, 2023. DOI: 10.37482/2687-1491-Z146. Disponível em: https://journals.narfu.ru/index.php/med/article/view/1607. Acesso em: 15 nov. 2026.