發送短信 : The minimal clinically important difference of six-minute walk in Asian older adults

 _    _      ___     _    _    __   __   _    _   
| \  / ||   / _ \\  | \  / ||  \ \\/ // | || | || 
|  \/  ||  / //\ \\ |  \/  ||   \ ` //  | || | || 
| .  . || |  ___  ||| .  . ||    | ||   | \\_/ || 
|_|\/|_|| |_||  |_|||_|\/|_||    |_||    \____//  
`-`  `-`  `-`   `-` `-`  `-`     `-`'     `---`