Factory's loss of licence halves supply of flu vaccine to US.
Dyer
Owen
O
D004345:Drug Industry / Q000331:legislation & jurisprudence*; D004739:England; D006801:Humans; D007252:Influenza Vaccines / Q000600:supply & distribution*; D007251:Influenza, Human / Q000517:prevention & control; D008004:Licensure / Q000331:legislation & jurisprudence*; D014481:United States
D007252:Influenza Vaccines