Municipal Waterborne Giardiasis: An Epidemiologic Investigation.Published in:Annals of Internal Medicine, 1980, v. 92, n. 2, p. 165, doi. 10.7326/0003-4819-92-2-165By:Dykes, Aubert C.;Juranek, Dennis D.;Lorenz, Rodney A.;Sinclair, Susanne;Jakubowski, Walter;Davies, RobertPublication type:Article