Wahyuni F, Ali M, Lubis B, Lubuis N, Tobing T. Hemoglobin level and cardiothoracic ratio in children with chronic severe anemia. PI [Internet]. 31Oct.2011 [cited 25Nov.2024];51(5):262-. Available from: https://paediatricaindonesiana.org/index.php/paediatrica-indonesiana/article/view/707