Cancer control knowledge into action : who guide for effective programmes : early detection / World Health Organization - Ginebra : WHO, 2007 - 42 p. : il. ; 26 cm Bibliografía: p. 40 ISBN: 9241547338 Subjects--Topical Terms: Cáncer--Prevención y control Dewey Class. No.: 616.994 / W893ed National Library of Medicine Call No.: QZ266