Identification of optimum combinations of media channels for approaching COVID-19 vaccine unsure and unwilling groups in Japan

Daisuke Yoneoka, Akifumi Eguchi, Shuhei Nomura^*, Takayuki Kawashima, Yuta Tanoue, Michio Murakami, Haruka Sakamoto, Keiko Maruyama-Sakurai, Stuart Gilmour, Shoi Shi, Hiroyuki Kunishima, Satoshi Kaneko, Megumi Adachi, Koki Shimada, Yoshiko Yamamoto, Hiroaki Miyata