*Tadashi Yamashita1, Yasuko Nishimura4, Pham Nguyen Quy3, Masako Yamada1, Chika Yamada5, Osamu Katayama1, Minato Nakazawa2
(1. Kobe City College of Nursing, 2. Kobe University, 3. Kyoto Miniren Central Hospital, 4. Konan Women's University, 5. Kyoto University)
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