Statement: The only case of congestive heart failure in the primary trial occurred in cohort 1. efficacy study with pre-exposure prophylaxis is a study that assesses the efficacy of prophylactic treatment (including radioprotectors) given before exposure to an agent(s).
Primary_evidence: Adverse Events 1:   Total: 1/35 (2.86%)   congestive heart failure *1/35 (2.86%) Adverse Events 2:   Total: 0/40 (0.00%)   congestive heart failure *0/40 (0.00%)