Gunnaporn Veerachato. (1998) Studies on Escherichia coli expression of classical swine fever virus gp55 and its antigenic characterization. Mahidol University,:ม.ป.ท.Gunnaporn Veerachato. 1998. Studies on Escherichia coli expression of classical swine fever virus gp55 and its antigenic characterization. ม.ป.ท.:Mahidol University,;Gunnaporn Veerachato. Studies on Escherichia coli expression of classical swine fever virus gp55 and its antigenic characterization. ม.ป.ท.:Mahidol University, 1998. Print.