/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: skongkarnka https://cdn.slidesharecdn.com/profile-photo-skongkarnka-48x48.jpg?cb=1648649279 http://hdl.handle.net/10564/1098 http://www.mat.or.th/journal/files/Vol89_No6_780.pdf http://med.tu.ac.th/medJournal/year_11_vol_3/pdf/tu11_3_104.pdf