Necessity of Interrupted Time Series Analysis in Evaluating the Impact of PHS Risk Identification and Introduction of Direct-Acting Antiviral Therapy and Share 35 Implementation. Issue 3 (March 2018) - Azab, Mohamed; Shah, Syed; Liu, Xibei; Shafi, Amaan; Al Dawoodi, Tamarah; Elmofti, Yousif; Froehlich, Mary; Ukken, Johnson; Yoo, Ji Won