Tantular, R. et al. 2022. A year Evaluation Microbial Profile and Antimicrobial Drugs Sensitivity from Pneumonia Patients in Saiful Anwar Hospital Malang. Jurnal Klinik dan Riset Kesehatan. 2, 1 (Oct. 2022), 217–227. DOI:https://doi.org/10.11594/jk-risk.02.1.3.