Erva KZ, Maqnun MIL, Sugiyanto S. Mathematical Modeling of Pneumonia Spread in Toddlers with the Influence of Vaccination in Makassar City and Batik Motifs from the Simulation. ICRSE [Internet]. 2026 Jun. 30 [cited 2026 Jul. 26];5:1643-7. Available from: http://sunankalijaga.org/prosiding/index.php/icrse/article/view/1897