गगा टिकाया बोसोरे सोलायो, भाइरासफोरनि सोलायनायनि सायाव सोनारनानै आरो गोबां फाहामगिरिफोरा बेनि गोनांथिखौ सन्देह खालामो, मानोना बेयो, देहा होबथाफोरा (antibodies) सोलोबायथानाय गोहोनि बेरेखायै बेनि दिहुनथायाव बाहायजादोंल ना बाहायजायाखैयाव सोनारो।
Influenza vaccine changes from year to year, depending on the changing viruses and many doctors doubt it’s efficacy, as it depends on whether the anti-bodies against the prevalent strain have been used in it’s manufacture.