1. Department of Palliative and Supportive Medicine, Graduate School of Medicine Aichi Medical University 1‐1 Yazakokarimata Nagakute Aichi 480‐1195 Japan
2. Department of Oral and Maxillofacial Surgery, Graduate School of Medicine Aichi Medical University 1‐1 Yazakokarimata Nagakute Aichi 480‐1195 Japan
3. Department of Pharmacy Aichi Medical University Hospital 1‐1 Yazakokarimata Nagakute Aichi 480‐1195 Japan
4. Department of Nutrition Aichi Medical University Hospital 1‐1 Yazakokarimata Nagakute Aichi 480‐1195 Japan
5. Department of Nutrition Hamamatsu City Rehabilitation Hospital 1‐6‐1 Wagokita, Naka‐Ku Hamamatsu Shizuoka 433‐8511 Japan
6. Department of Clinical Nutrition and Food Services NTT Medical Center Tokyo 5‐9‐22 Higashi‐Gotanda, Shinagawa‐Ku Tokyo 141‐0022 Japan