Tungjaroenpaisal, T. 2022. A Study of the use of the Fixed – dose Combination Sofosbuvir+Velpatasvir (400mg/100mg) for Treatment of Chronic Hepatitis C at Uttaradit Hospital. Health Science Clinical Research. 37, 2 (Dec. 2022), 67–77. DOI:https://doi.org/10.1016/hscr.v37i2.259667.