पलिय’ भाइरासजों सनदेरजानाय सुबुंफोरा 7-10 सानफोर आगोल जोबोर सनदेरजाथाव, आरो उनाव बिफोरनि लैखोनफोरा नुजायो।
People infected with the polio virus are most contagious 7-10 days before, and after, their symptoms appear.