Umakoshi และ Machiko. (1999) Maternal and child health knowledge of mothers with babies aged 6-12 months and child health status and care at MCH hospital, Ratchaburi province, Thailand. Mahidol University,:ม.ป.ท.Umakoshi และ Machiko. 1999. Maternal and child health knowledge of mothers with babies aged 6-12 months and child health status and care at MCH hospital, Ratchaburi province, Thailand. ม.ป.ท.:Mahidol University,;Umakoshi และ Machiko. Maternal and child health knowledge of mothers with babies aged 6-12 months and child health status and care at MCH hospital, Ratchaburi province, Thailand. ม.ป.ท.:Mahidol University, 1999. Print.