Usanee Tovichakchaikul. (1995) The development of nicotine transdermal patches. Mahidol University,:ม.ป.ท.Usanee Tovichakchaikul. 1995. The development of nicotine transdermal patches. ม.ป.ท.:Mahidol University,;Usanee Tovichakchaikul. The development of nicotine transdermal patches. ม.ป.ท.:Mahidol University, 1995. Print.