MEKASHA, amha; YOHANES, S. . Oxygen saturation among under-five children living at moderate altitude, Addis Ababa, Ethiopia. Ethiopian Medical Journal, [S. l.], v. 58, n. 04, 2020. Disponível em: https://emjema.org/index.php/EMJ/article/view/1582. Acesso em: 22 jan. 2022.