『Population Health Metrics』に小塩隆士特任教授（一橋大学経済研究所）、Ruru Ping講師（一橋大学社会科学高等研究院）、本田文子教授（一橋大学社会科学高等研究院）の論文「Trends in income-related concentration and inequality in health in Japan: evidence from population-based National surveys from 2001 to 2022」が掲載されました。
 
Oshio, T., Ping, R. & Honda, A. Trends in income-related concentration and inequality in health in Japan: evidence from population-based National surveys from 2001 to 2022. Popul Health Metrics (2025). https://doi.org/10.1186/s12963-025-00443-4