Termsitthi Paphavasit และผู้แต่งคนอื่นๆ. (2007) A field trial on efficacy of killed PCV-2 vaccine in decreasing pathological lesions. Chulalongkorn University:ม.ป.ท.Termsitthi Paphavasit และผู้แต่งคนอื่นๆ. 2007. A field trial on efficacy of killed PCV-2 vaccine in decreasing pathological lesions. ม.ป.ท.:Chulalongkorn University;Termsitthi Paphavasit และผู้แต่งคนอื่นๆ. A field trial on efficacy of killed PCV-2 vaccine in decreasing pathological lesions. ม.ป.ท.:Chulalongkorn University, 2007. Print.