CDC: H5N1 mutations in severely ill patient could boost spread, but risk remains low

CDC: #H5N1 mutations in severely ill patient could boost spread, but risk remains low The changes seen were likely generated by replication of this virus in the patient rather than primarily transmitted at the time of infection, the authors say. https://t.co/gsOn9sAy0F https://t.co/ztln1HfFIA