Chaulagain และผู้แต่งคนอื่นๆ. (2002) Factors related to the utilization of antenatal care among mothers delivered at the regional health promotion centre 1, Bangkok, Thailand. Chulalongkorn University:ม.ป.ท.Chaulagain และผู้แต่งคนอื่นๆ. 2002. Factors related to the utilization of antenatal care among mothers delivered at the regional health promotion centre 1, Bangkok, Thailand. ม.ป.ท.:Chulalongkorn University;Chaulagain และผู้แต่งคนอื่นๆ. Factors related to the utilization of antenatal care among mothers delivered at the regional health promotion centre 1, Bangkok, Thailand. ม.ป.ท.:Chulalongkorn University, 2002. Print.