Kartasasmita, C. B., H. M. Duddy, S. Sudigdoadi, D. Agustian, I. Setiowati, T. H. Ahmad, and R. Panigoro. “Nasopharyngeal Bacterial Carriage and Antimicrobial Resistance in Underfive Children With Community Acquired Pneumonia”. Medical Journal of Indonesia, Vol. 11, no. 3, Aug. 2002, pp. 164-8, doi:10.13181/mji.v11i3.70.