International travel and health : situation as on 1 January 2005 / World Health Organization. - Geneva : World Health Organization, 2005. - viii, 202 p. : form, maps ; 21 cm. Includes bibliographical references and indexes. ISBN: 9241580364 Subjects--Topical Terms: Communicable diseases--Prevention.Travel--Health aspects.Vaccination. Dewey Class. No.: 613.68