Irpan, Masrizal, and Isniati. 2023. “Mapping Risk Factors of Corona Virus Disease-19 (Covid-19) in Districts/Cities Jambi Province: Mapping Risk Factors Covid-19”. Jurnal Kesehatan Masyarakat Andalas 17 (1). http://jurnal.fkm.unand.ac.id/index.php/jkma/article/view/1165.