ms ▁in ▁British ▁Columbia ▁in ▁February ▁ 2 0 0 4 ; ▁f lock s ▁were ▁cul led ▁to ▁halt ▁the ▁spread ▁of ▁the ▁virus . ▁Two ▁humans , ▁both ▁p oul try ▁workers , ▁were ▁inf ected ▁and ▁had ▁sympt oms ▁including ▁conj unct iv itis ▁and ▁m ild ▁influen za - like ▁ill ness . ▁Both ▁fully ▁recovered ▁and ▁were ▁treated ▁with ▁os elt am iv ir . ▁ ▁In ▁ 1 9 6 3 , ▁H 7 N 3 ▁was ▁first ▁found ▁in ▁Britain , ▁in ▁tur keys . ▁For ▁the ▁first ▁time ▁since ▁ 1 9 7 9 , ▁H 7 N 3 ▁was ▁found ▁in ▁the ▁UK ▁in ▁April ▁ 2 0 0 6 . ▁It ▁inf ected ▁birds ▁and ▁one ▁p oul try ▁worker ▁( wh ose ▁only ▁sympt om ▁was ▁conj unct iv itis ) ▁in ▁a ▁Nor folk , ▁England ▁Wit ford ▁L odge ▁Farm . ▁Os elt am iv ir ▁was ▁used ▁for ▁prevent ion ▁and ▁ 3 5 , 0 0 0 ▁ch ick ens ▁were ▁cul led . ▁ ▁In ▁ 2 0 0 5 , ▁H 7 N 3 ▁was ▁detected ▁in ▁mig rat ory ▁bird ▁dro ppings ▁in ▁Taiwan . ▁ ▁On ▁September ▁ 2 7 , ▁ 2 0 0 7 , ▁another ▁out break ▁of ▁H 7 N 3 ▁was ▁detected ▁in ▁a ▁p oul try ▁operation ▁in ▁S ask atch ew an , ▁Canada . ▁The ▁Canadian ▁Food ▁In spe ction ▁Agency ▁has ▁announced ▁the ▁e uth