有关修订的“断奶的基础”１９８０年“断奶的基础”作为厚生省身心障碍研究所的“婴幼儿断乳食研究班”的研究成果发表了。从那时起，经过１５年，直到１９９５年厚生省又发表了修订的“断奶的基础”。这是厚生省身心障碍研究所为适应少子女时代，有关母婴保健事业的研究... The revised Basics of Weaning published in 1980 The Basics of Weaning was published as a result of a research project on infants and young children’s weaned-eating seminars conducted by the Ministry of Health, Welfare and Disability Research. Since then, after 15 years until 1995, the Ministry of Health and Welfare released a revised “Basis of Weaning.” This is a study by the Ministry of Health, Welfare and Mental Disorders Institute to adapt to the younger children’s age and to maternal and child health care.