*CHIHARU IIZUKA1, CHIE NAKADA1, MARINA SUZUKI1, KANA YAMAMOTO1, TOMOKO YAMAGUCHI1, YURI ASO2, ERINA OGAKI3, YURI MATSUBARA4, MINAKO ISHIZUKA5
(1. Ashikaga city Hall Health and Welfare Department Children and Family Center/Children's Counseling Division Maternal and child health department, 2. Tochigi Prefecture Kento Health and Welfare Center , 3. Tochigi Prefecture Ansoku Health and Welfare Center , 4. DOKKYO MEDICAL UNIVERSITY HOSPITAL, 5. Tochigi Prefectural College of Healthu and Welfare)
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