1. Gertrude H. Sergievsky Center and Department of Epidemiology, Columbia University, New York, New York
2. Worldwide Epidemiology, GlaxoSmithKline (GSK), Stockley Park, London, England3Lundbeck SAS, Paris, France
3. Observational Data Analytics, GSK, Stockley Park, London, England
4. Statistics and Programming, Quantitative Sciences India, GSK Pharmaceuticals Limited, Bangalore, India
5. GSK, Stockley Park, London
6. Gertrude H. Sergievsky Center and Department of Epidemiology, Columbia University, New York, New York7Department of Neurology, Columbia University, New York, New York