Budisuhardja และ Djadja. (1995) Factors influencing immunization coverage in children under five years of age in rural area of Chonburi province, Thailand. Mahidol University,:ม.ป.ท.Budisuhardja และ Djadja. 1995. Factors influencing immunization coverage in children under five years of age in rural area of Chonburi province, Thailand. ม.ป.ท.:Mahidol University,;Budisuhardja และ Djadja. Factors influencing immunization coverage in children under five years of age in rural area of Chonburi province, Thailand. ม.ป.ท.:Mahidol University, 1995. Print.