Poonsuwan Rojanakiratikarn. (1986) The study of results of rubella immunization to school girls of the sixth grade in Suphanburi. Mahidol University,:ม.ป.ท.Poonsuwan Rojanakiratikarn. 1986. The study of results of rubella immunization to school girls of the sixth grade in Suphanburi. ม.ป.ท.:Mahidol University,;Poonsuwan Rojanakiratikarn. The study of results of rubella immunization to school girls of the sixth grade in Suphanburi. ม.ป.ท.:Mahidol University, 1986. Print.