1. Yong Loo Lin School of Medicine, National University of Singapore , Singapore
2. Centre for Family and Population Research, National University of Singapore , Singapore
3. Nihon University College of Economics , Tokyo , Japan
4. Economic Research Institute for ASEAN and East Asia , Jakarta , Indonesia
5. Geriatric Center - St Luke’s Medical Center , Quezon City , Philippines
6. University of the Philippines Population Institute , Quezon City , Philippines