infection (2) Population (2) Patients (2) Infection (2) Immunoglobulin G (2) Population (2) Patients (2) virus (1) analyse (1) enzyme (1) maladie (1) analyse (1) Methods (1) Hepatitis E (1) France, Southwest (1) Variations (1) Serum (1) RNA (1) Performance (1) Human beings (1) Immunoglobulins (1) Hepatitis (1) Blood donors (1) Blood (1) Antigens (1) Alanine (1) Methods (1) Analysis (1) Settings (1) Reactivity (1)