Nuchwadee Wankum และ Prathurng Hongsrangon. (2011) Assessment of knowledge, attitude and practice of preventive self-care on diabetic foot ulcer in typeII diabetic patients, Mueang Roi-Et district, Roi-Et province, Thailand. Chulalongkorn University:ม.ป.ท.Nuchwadee Wankum และ Prathurng Hongsrangon. 2011. Assessment of knowledge, attitude and practice of preventive self-care on diabetic foot ulcer in typeII diabetic patients, Mueang Roi-Et district, Roi-Et province, Thailand. ม.ป.ท.:Chulalongkorn University;Nuchwadee Wankum และ Prathurng Hongsrangon. Assessment of knowledge, attitude and practice of preventive self-care on diabetic foot ulcer in typeII diabetic patients, Mueang Roi-Et district, Roi-Et province, Thailand. ม.ป.ท.:Chulalongkorn University, 2011. Print.