ПРИМЕНЕНИЕ ТРИГОНОМЕТРИЧЕСКИХ ФУНКЦИЙ ПРИ ДИАГНОСТИКЕ СЕРДЕЧНЫХ ЗАБОЛЕВАНИЙ. Multidisciplinary Journal of Science and Technology, [S. l.], v. 6, n. 3, p. 520–523, 2026. Disponível em: https://mjstjournal.com/index.php/mjst/article/view/7114. Acesso em: 16 jun. 2026.