Thanita Luckumnueporn และผู้แต่งคนอื่นๆ. (2007) Cross-cultural adaptation and psychometric testing of the Thai version of the neck disability index in patients with mechanical neck pain. Chulalongkorn University:ม.ป.ท.Thanita Luckumnueporn และผู้แต่งคนอื่นๆ. 2007. Cross-cultural adaptation and psychometric testing of the Thai version of the neck disability index in patients with mechanical neck pain. ม.ป.ท.:Chulalongkorn University;Thanita Luckumnueporn และผู้แต่งคนอื่นๆ. Cross-cultural adaptation and psychometric testing of the Thai version of the neck disability index in patients with mechanical neck pain. ม.ป.ท.:Chulalongkorn University, 2007. Print.