nurhayati nurhayati, Oktavianis O, Bestrina F, Sari M. Penyebab Pneumonia pada Balita di Provinsi Sumatera Barat. j. sos. andalas [Internet]. 2021 Oct. 30 [cited 2026 Oct. 1];7(2):142-5. Available from: https://jsa.fisip.unand.ac.id/index.php/jsa/article/view/56