Ending the HIV Epidemic Among Persons Who Inject Drugs: A Cost-Effectiveness Analysis in Six US Cities Emanuel Krebs, Xiao Zang, Benjamin Enns, Jeong E Min, Czarina N Behrends, Carlos Del Rio, Julia C Dombrowski, Daniel J Feaster, Kelly A Gebo, Brandon D L Marshall, Shruti H Mehta, Lisa R Metsch, Ankur Pandya, Bruce R Schackman, Steffanie A Strathdee, Bohdan Nosyk Background Persons who inject drugs (PWID) are at a disproportionately high risk of HIV infection.…