Marpaung, A., 		Siagian, P., & 		Sari, D.
(2018).
 Influence of Vitamin A Supplementation in Medication of Pulmonary TB Patients on Acceleration of Sputum Conversion in Intensive Phase in The Working Area of Medan Kota Sub District Puskesmas.
<em>JURNAL ILMU KEFARMASIAN INDONESIA, 16</em>(2), 124-130.
doi:10.35814/jifi.v16i2.512