1. Takao Hospital, Kyoto, Japan; Japan Low Carbohydrate Diet Promotion Association (JLCDPA), Kyoto, Japan
2. Japan Low Carbohydrate Diet Promotion Association (JLCDPA), Kyoto, Japan; Tokushima University/ Medical Research, Tokushima, Japan
3. Japan Low Carbohydrate Diet Promotion Association (JLCDPA), Kyoto, Japan; Muneta Maternity Clinic, Chiba, Japan
4. Department of Nutrition and Metabolism, Institute of Biomedical Sciences, Tokushima University Graduate School, Tokushima, Japan
5. Anti-Aging Medical Research Center, Graduate School of Life and Medical Sciences, Doshisha University, Kyoto, Japan