Manullang D, EN Keliat, Abidin A. Procalcitonin Level is Correlated with Community Pneumonia Severity. Cermin Dunia Kedokteran [Internet]. 2018 Sep. 3 [cited 2024 Dec. 23];45(9):647-51. Available from: https://cdkjournal.com/index.php/cdk/article/view/718