1.獨協医科大学,長岡技術科学大学:PRESS RELEASE 加熱式タバコ使用は自覚的頻発頭痛と有意に関連 ―世界初、2 万人の調査で加熱式タバコと慢性頭痛の有意な関連を実証―. https://www.dokkyomed.ac.jp/files/dmu/accomplish/paper_20260630.pdf(2026.7.20アクセス) 2.Katsuki M,Moran K,Tatsumoto M,et al.:Conventional cigarettes, novel heated tobacco products, and self-reported frequent headache association in Japanese individuals: Insights from the JASTIS study, a Japanese cross-sectional analysis.Headache 2026;66(6):1317-1329.