Correction: Universal health coverage in the context of population ageing: catastrophic health expenditure and unmet need for healthcare - Okamoto, Shohei; Sata, Mizuki; Rosenberg, Megumi; Nakagoshi, Natsuko; Kamimura, Kazuki; Komamura, Kohei; Kobayashi, Erika; Sano, Junko; Hirazawa, Yuzuki; Okamura, Tomonori; Iso, Hiroyasu (Health Economics Review, 2024)