Herlina, Nina, et al. “Association Between Vitamin D Levels With Mdr-Tb Patients With Household Contacts And Healthy People As Comparison ”. Proceedings of Malikussaleh International Conference on Health and Disaster Medicine (MICOHEDMED), vol. 1, no. 1, Oct. 2022, pp. 65-75, doi:10.29103/micohedmed.v1i1.20.