أرسل هذا في رسالة قصيرة: Low prevalence of atrial fibrillation in community-dwelling Chinese aged 55 years or older in Singapore: a population-based study

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