Factors associated with suicidal ideation in junior high school students with autism spectrum disorder in Japan: A cross‐sectional observational study. - Matsumoto, Yu; Kawabe, Kentaro; Horiuchi, Fumie; Jogamoto, Toshihiro; Hosokawa, Rie; Nakachi, Kiwamu; Soga, Junya; Inoue, Saori; Kusunoki, Maya; Eguchi, Mariko; Ueno, Shu‐ichi (Psychiatry & Clinical Neurosciences Reports, 2026)