INTEGRAL VALUES OF ELECTROCARDIOGRAPHY IN SICK CHILDREN WITH PREMATURE VENTRICULAR EXCITATION. Journal of Science-Innovative Research in Uzbekistan, [S. l.], v. 2, n. 9, p. 41–47, 2024. Disponível em: https://universalpublishings.com/~niverta1/index.php/jsiru/article/view/6983. Acesso em: 11 apr. 2025.