Similarities of Environmental Health Data of Persistent Organic Pollutants in three Countries Analyzed by the PyHasse Software. - Kristina Voigt; Rainer Brüggemann; Hagen Scherb; Ismet Cok; Birgül Mazmnci; Ali Mazmanci; Cafer Turgut; Karl-Werner Schramm (EnviroInfo, 2011)