Ginting, S., Sidabutar, S. and Renaldi Sihombing, E. S. (2018) “Relationship between levels of nutrients and habitual coffee consumption and the incidence of anemia in former leprosy patients”, International Journal Of Community Medicine And Public Health, 5(6), pp. 2199–2204. doi: 10.18203/2394-6040.ijcmph20182145.