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by Chutima Tuntikitti, Sommai Chiayvareesajja, Jarunee Chiayvareesajja, Aoawapa Angsupanich, Supaporn Rakkeaw, Chalong Maneekul, Sutonya Thongrak, Jaruiy Petchrat, Kanit Chaiyakum, Somsak Boromthanarat, Kijkarn Soopamas, Kongkaew Tepachai, Vutiporn Promkuntong, Reungchai Tansakul, Pimpan Tansakul, Yaowaluk Dissara, Charoen Nitithamyong, Chorraman Wongwit, Anne Cronin, Piya Jantin, Boonrat Taweesuk, Boonrit Taweeguk, Amporn Tongnuakaw
Published 1991
Get full textPublished 1991
Get full text
Research Report