Charaswan Vanachamras. (1989) Possible exposure to N-nitrosodiethanolamine from cosmetics in Thailand. Mahidol University,:ม.ป.ท.Charaswan Vanachamras. 1989. Possible exposure to N-nitrosodiethanolamine from cosmetics in Thailand. ม.ป.ท.:Mahidol University,;Charaswan Vanachamras. Possible exposure to N-nitrosodiethanolamine from cosmetics in Thailand. ม.ป.ท.:Mahidol University, 1989. Print.