Ali, Imtiaz, et al. “FREQUENCY OF THYROID DYSFUNCTION DURING TFT IN INTERFERON AND RIBAVIRIN THERAPY IN PATIENTS WITH CHRONIC HEPATITIS C: TFT in Interferon and Ribavirin Therapy”. Pakistan Armed Forces Medical Journal, vol. 65, no. 6, Dec. 2015, pp. 835-8, https://pafmj.org/PAFMJ/article/view/1194.