[1] Tokyo Med & Dent Univ, Sch Hlth Care Sci, 1-5-45 Yushima,Bunkyo Ku, Tokyo 1138519, Japan
[2] Keio Univ, Fac Nursing & Med Care, Yokohama, Kanagawa, Japan
[3] Tokyo Metropolitan Univ, Fac Hlth Sci, Dept Nursing, Tokyo, Japan
[4] Chiba Univ, Interprofess Educ Res Ctr, Grad Sch Nursing, Chiba, Japan
[5] Otsuma Womens Univ, Fac Human Relat, Dept Human Welf, Tokyo, Japan
[6] Juntendo Univ, Grad Sch Hlth Care & Nursing, Gerontol Nursing, Chiba, Japan
[7] SFC, Keio Res Inst, Fujisawa, Kanagawa, Japan
[8] Hiroshima Univ, Grad Sch Biomed & Hlth Sci, Gerontol & Oncol Nursing, Hiroshima, Japan
[9] Sophia Univ, Fac Human Sci, Dept Nursing, Tokyo, Japan