1. Peter Bontje, MSc, OT, is Professor, Aino University, Department of Occupational Therapy, Higashi-Oota 4-5-4, Ibaraki-city, Osaka-fu, 567-0012, Japan; bontje@oregano.ocn.ne.jp
2. Astrid Kinébanian, MSc, OT, is Lecturer, Occupational Therapy Institute, Hogeschool van Amsterdam, Amsterdam, the Netherlands
3. Staffan Josephsson, PhD, OT, is Associate Professor, Division of Occupational Therapy, Department of Neurotec, Karolinska Institutet, Stockholm, Sweden
4. Yumi Tamura, MSc, RN, is Associate Professor, Department of Nursing, Faculty of Health Sciences, Kobe University School of Medicine, Kobe, Japan