Arashiro, T., R. P. Berba, J. P. Calayo, R. Solante, S. Suzuki, J. Shin, M. Suzuki, M. Hibberd, K. Ariyoshi, and C. Smith. “Experience Conducting COVID-19 Vaccine Effectiveness Studies in Response to the COVID-19 Pandemic in Japan and the Philippines: Lessons for Future Epidemics and Potential Pandemics”. Western Pacific Surveillance and Response, vol. 16, no. 2, June 2025, doi:10.5365/wpsar.2025.16.2.1157.