Rahayu, R.; Masfiyah, M.; Intisari, D.; Putri, I. H.; Hibatullah, M. A. Validation of Sputum Gram Stain and Culture for Diagnosis of Pneumonia in Critically Iii Patient: A Retrospective Observational Study. Sains Med J Ked Kes 2023, 14 (2), 44-51. https://doi.org/10.30659/sainsmed.v14i2.32809.