1. Peeling back the curtain on regional variation in the opioid crisis: spotlight on five key urban centers and their respective states Publication: New York, NY : FAIR Health, Inc., June 2017 Subject(s): Opioid-Related Disorders -- epidemiologyRural Population -- statistics & numerical dataUrban Population -- statistics & numerical dataCaliforniaChicagoIllinoisTexasLos AngelesNew YorkNew York CityPennsylvaniaPhiladelphiaUnited States