PATNA, March 12 -- Five human swab samples were sent to check for H5N1, a subtype of the avian influenza A virus, also commonly known as bird flu, to the Indian Council of Medical Research (ICMR)'s Rajendra Memorial Research Institute of Medical Sciences (RMRIMS), Agamkuan, in Patna on Tuesday, said Patna's civil surgeon Dr Avinash Kumar Singh....