नायसोमसालि सिनायनायनि गुबै खामानिया गुबै गिदिंनाय रोखोमफोर आरो फ्लु भाइरासनि फोलेरफोरखौ सिनायनाय ।
The main role of laboratory diagnosis is to identify the main circulating types and strains of the flu virus .