News Release For Immediate Release: March 3, 2020 Arizona State Public Health Laboratory Confirms One Presumptive Positive Case of COVID-19 in Maricopa County Case is the First to Be Identified by the Arizona State Public Health Laboratory PHOENIX — Maricopa County Department of Public Health (MCDPH) and the Arizona Department of Health Services (ADHS) confirmed a presumptive positive case of COVID-19, …