Wasana Labnongsang และ Khemika Yamarat. (2009) Factors affecting breast self-examination among women in Roi Et municipality, Roi Et province, Thailand. Chulalongkorn University:ม.ป.ท.Wasana Labnongsang และ Khemika Yamarat. 2009. Factors affecting breast self-examination among women in Roi Et municipality, Roi Et province, Thailand. ม.ป.ท.:Chulalongkorn University;Wasana Labnongsang และ Khemika Yamarat. Factors affecting breast self-examination among women in Roi Et municipality, Roi Et province, Thailand. ม.ป.ท.:Chulalongkorn University, 2009. Print.