10-year Follow-up After a Single Dose Acellular Pertussis Vaccination

Recruiting

Phase 4 — Post-approval study. The treatment has been approved, but researchers continue monitoring it in a large population over time.

Trial locations(2 sites)

Thailand

Department of Pediatrics, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok Noi, Bangkok Metropolis

Vaccine Trial Centre, Ratchathewi, Bangkok Metropolis