Varaporn Pumsuvan. (1994) The hepatitis a antigen prevalent in drinking water, using water and risk behaviors of Bangplad Chaophraya river community, Bangkok. Mahidol University,:ม.ป.ท. 10.14457/MU.the.1994.164

Varaporn Pumsuvan. 1994. The hepatitis a antigen prevalent in drinking water, using water and risk behaviors of Bangplad Chaophraya river community, Bangkok. ม.ป.ท.:Mahidol University,; 10.14457/MU.the.1994.164

Varaporn Pumsuvan. The hepatitis a antigen prevalent in drinking water, using water and risk behaviors of Bangplad Chaophraya river community, Bangkok. ม.ป.ท.:Mahidol University, 1994. Print. 10.14457/MU.the.1994.164