Shingo Fukuma, Hirotaka Kato, Reo Takaku, Yusuke Tsugawa. Effect of no cost sharing for paediatric care on healthcare usage by household income levels: regression discontinuity design. BMJ Open. 2023. 13. 8. e071976-e071976
Hirotaka Kato, Rei Goto, Taishi Tsuji, Katsunori Kondo. The effects of patient cost-sharing on health expenditure and health among older people: Heterogeneity across income groups. The European Journal of Health Economics. 2021. 23. 5. 847-861
Hirotaka Kato, Anupam B. Jena, Jose F. Figueroa, Yusuke Tsugawa. Association Between Physician Part-time Clinical Work and Patient Outcomes. JAMA Internal Medicine. 2021
Mao Yanagisawa, Daniel M. Blumenthal, Hirotaka Kato, Kosuke Inoue, Yusuke Tsugawa. Associations Between Industry Payments to Physicians for Antiplatelet Drugs and Utilization of Cardiac Procedures and Stents. Journal of General Internal Medicine. 2021
Hirotaka Kato, Anupam B Jena, Yusuke Tsugawa. Patient mortality after surgery on the surgeon’s birthday: observational study. BMJ. 2020. m4381