Galih Muchlis Hermawan, Vita Susianawati, and Firman Adhitya, “Epidemiological Analysis of Environmental and Behavioral Risk Factors for Typhoid Fever Occurrence: A Case-Control Study at RSU PKU Muhammadiyah Delanggu, Klaten”, Sehat Rakyat: Jurnal Kesehatan Masyarakat, vol. 5, no. 1, pp. 213–224, Feb. 2026.