Kroeger,Axel. Gorgen,Regina. Mnsalve,Sonia Janeth. Agulilar,Carlos Montoya. Bichmann,Wolfgang. The use of epidemiology in local health planning. - London: ZED BOOKS, 1992. - 165 p. ill. 28 cm. ISBN: 1856494829 National Library of Medicine Call No.: WA 546.1