Scientists say the change is concerning but not an immediate cause for alarm.
Original source: https://www.huffpost.com/entry/cdc-says-bird-flu-likely-mutated-within-severely-ill-louisiana-patient_n_677032a0e4b02a171f25b962
Scientists say the change is concerning but not an immediate cause for alarm.
Original source: https://www.huffpost.com/entry/cdc-says-bird-flu-likely-mutated-within-severely-ill-louisiana-patient_n_677032a0e4b02a171f25b962