・著者名：Akaba T*, Shiota Y, Kubo M, Tagaya E.
　タイトル：Regional Variation in Home Oxygen Therapy Use in Japan: An Age-Standardized Ecological Analysis Using the NDB Open Data.
　雑誌名：Geriatr Gerontol Int. 2026 Jul;26(7):e70638. doi: 10.1111/ggi.70638

・著者名：Akaba T*, Katsura H, Kubo M, Tagaya E.
　タイトル：Diverging Trends in Home Respiratory Care in an Aging Society: National Data from Japan.
　雑誌名：JMA J. 2026;9(4):966-973. doi: 10.31662/jmaj.2025-0583