NJBCS, Author. Echocardiographic pattern of heart diseases in a North - Western Nigerian tertiary health institution. Nigerian Journal of Basic and Clinical Sciences, Nigeria, v. 12, n. 1, 2026. DOI: 10.65843/xx9dk283. Disponível em: https://njbcs.ng/index.php/njbcs/article/view/1395. Acesso em: 2 may. 2026.