Isniyati, H., E. Pawenang, M. Affandi, and Y. Lestari. “Distribution Of Covid-19 Based on Location Quotient (LQ) in Batang Regency, Central Java, Indonesia”. Unnes Journal of Public Health, Vol. 12, no. 2, July 2023, pp. 36-43, doi:10.15294/ujph.v12i2.62741.