A Study to Evaluate the Safety, Tolerability and Immunogenicity of an Investigational RSV Vaccine Candidate (Ad26.RSV.preF) in Adults 18 to 50 Years of Age, and RSV-seropositive Toddlers 12 to 24 Months of Age
Conditions
- Respiratory Syncytial Viruses
- Respiratory Tract Infections
Interventions
- BIOLOGICAL: Ad26.RSV.preF (1*10^11 vp)
- BIOLOGICAL: Ad26.RSV.preF (5*10^10 vp)
- DRUG: Placebo
Sponsor
Janssen Vaccines & Prevention B.V.