©2013 National Research Council of Thailand
Wanratchanee Akrawiputh. 1990. The study on the performance of single use respirator containing with coconut shell-activated carbon against benzene inhalation. Bangkok:Mahidol University;
Wanratchanee Akrawiputh. (1990) The study on the performance of single use respirator containing with coconut shell-activated carbon against benzene inhalation (รายงานผลงานวิจัย). Mahidol University:Bangkok.
Wanratchanee Akrawiputh. The study on the performance of single use respirator containing with coconut shell-activated carbon against benzene inhalation. Bangkok:Mahidol University, 1990.
Wanratchanee Akrawiputh. (1990) The study on the performance of single use respirator containing with coconut shell-activated carbon against benzene inhalation (รายงานผลงานวิจัย). Mahidol University:Bangkok.