1. Department of Biohealth Regulatory Science, Sungkyunkwan University, Suwon, Korea.
2. School of Pharmacy, Sungkyunkwan University, Suwon, Korea.
3. Department of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montreal, Canada.
4. Centre for Clinical Epidemiology, Lady Davis Institute, Jewish General Hospital, Montreal, Canada.
5. Deparment of Pediatrics, Korea University Anam Hospital, Seoul, Korea.
6. Deparment of Preventive Medicine, Korea University College of Medicine, Seoul, Korea.
7. Department of Clinical Research Design & Evaluation, Samsung Advanced Institute for Health Sciences & Technology, Sungkyunkwan University, Seoul, Korea.