1. Clinical Epidemiology, Pfizer Inc, Paris, France
2. Department of Epidemiology, P95 Epidemiology and Pharmacovigilance, Leuven, Belgium
3. Vaccines Medical Development & Scientific/Clinical Affairs, Pfizer Inc, Collegeville, PA, USA
4. Department of Health Economic & Outcomes Research, Pfizer Inc, New York, NY, USA
5. Vaccines Medical Development & Scientific/Clinical Affairs, Pfizer Inc, Paris, France