Department of Clinical Tropical Medicine;
Faculty of Tropical Medicine;
Mahidol University;
Center of Excellence in Clinical Virology;
Department of Pediatrics;
Faculty of Medicine;
Chulalongkorn University;
National Blood Centre;
Thai Red Cross Society;
Department of Microbiology;
Faculty of Medicine;
Chulalongkorn University;
Treatments; Blood; donors; Adverse; effects; Vaccination; Pegylated-interferon; Ribavirin; Hepatitis; E;