3) eriti ohtlik nakkushaigus – suure nakatuvusega haigus, mis levib kiiresti ja ulatuslikult või mille kulg on raske või eluohtlik. Käesoleva seaduse tähenduses on eriti ohtlikud nakkushaigused katk, koolera, kollapalavik, viiruslikud hemorraagilised palavikud ja tuberkuloos;
defineeritakse selle seaduse ulatuses
3) “extremely dangerous communicable disease” means a disease with a high level of infectiousness which spreads rapidly and extensively or which is serious or life-threatening. For the purposes of this Act, the plague, cholera, yellow fever, viral hemorrhagic fevers and tuberculosis are extremely dangerous communicable diseases;