1. Use of serological tests to reduce the risk of transmission of Trypanosoma cruzi infection in blood and blood components Publication: Silver Spring, MD : Center for Biologics Evaluation and Research, December 2017 Subject(s): Blood DonorsChagas Disease -- bloodChagas Disease -- transmissionDisease Transmission, Infectious -- prevention & controlDonor SelectionSerologic TestsTrypanosoma cruziChagas Disease -- prevention & controlRisk ManagementHumansUnited StatesUnited States. Department of Health and Human Services.United States. Food and Drug Administration.