 Daraasad Classical ah oo Maraykanka mar laga sameeyey ayaa waxan la yidhaa Epidemiology daraasad marka laga sameeyo ah bulsho guud ahaan marka laga sameeyo daraasad oo iyadu cilmigeeda gaarka ah waa Research gaar ah maaha kan kale ee Laabka iyo meelahan laga sameeyo. 