Rebecha Lakawa S, Ode Salma W, Purnamasari Y, et al. Detection of Salmonella Typhi in Urine of 6-12 Years Old Children in the Coastal Region of Southeast Sulawesi Using the Polymerase Chain Reaction Method. IJSBAR. 2019;45(1):175-182. Accessed September 22, 2025. https://gssrr.org/JournalOfBasicAndApplied/article/view/9864