Ports designated in application of the international health regulations = Ports notifiés en application du reglement sanitaire international : Situation as on 1 April 1992. -- Geneva : WHO, 1992. -- 40 s. -- ISBN 92-4-058013-1.
choroby infekčné - prenos * rezervoáre choroby * Svetová zdravotnícka organizácia * Choroby prenosné, ich prevencia a kontrola