Rodjana Suprapan. (1991) Dietary intake of lead and cadmium of Thai adults in Bangkok area. Mahidol University,:ม.ป.ท.Rodjana Suprapan. 1991. Dietary intake of lead and cadmium of Thai adults in Bangkok area. ม.ป.ท.:Mahidol University,;Rodjana Suprapan. Dietary intake of lead and cadmium of Thai adults in Bangkok area. ม.ป.ท.:Mahidol University, 1991. Print.