Association between on-demand video lectures and Common Achievement Tests scores in pre-clinical education - Manami Yamaguchi; Maiko Sakamoto; Tsubasa Mitsutake; Norio Fukumori; Shun Yamashita; Miho Ueda; Akiko Kimoto; Kanae Yamazaki; Yoko Koba; Yasutomo Oda (BMC Medical Education, 2026)