Antibody responses after BNT162b2 vaccination in Japanese geriatric intermediate care facilities oleh Asae Suita, Satoko Ohfuji, Ayane Kasamatsu, Kyoko Kondo, Hiroyuki Nakata, Tetsuya Kita, Akifumi Deguchi, Mikio Fujimoto, Kazuko Iba, Hideki Sakamoto, Kaori Iwasaka, Noboru Sakamoto, Hikaru Sakamoto, Yoshiko Yodoi, Yasutoshi Kido, Yu Nakagama, Ayako Konishi, Emiko Mukai, Kazuhiro Matsumoto, Tomoka Matsuura, Tetsuo Kase, Hiroshi Kakeya, Wakaba Fukushima, Yoshio Hirota