發送短信 : Child-education program for the reduction of health risks due to fluoride in water sources in the Chiang Mai Basin, Thailand

 __   _      ___      ______     ___      ______  
| || | ||   / _ \\   /_   _//   / _ \\   /_   _// 
| '--' ||  / //\ \\  `-| |,-   | / \ ||    | ||   
| .--. || |  ___  ||   | ||    | \_/ ||   _| ||   
|_|| |_|| |_||  |_||   |_||     \___//   /__//    
`-`  `-`  `-`   `-`    `-`'     `---`    `--`