Kovácová, E Serological examination of human and animal sera from six countries of three continents for the presence of rickettsial antibodies. [electronic resource] - European journal of epidemiology Feb 1996 - 85-9 p. digital Publication Type: Journal Article ISSN: 0393-2990 Standard No.: 10.1007/BF00144434 doi Subjects--Topical Terms: AnimalsAnimals, Domestic--immunologyAntibodies, Bacterial--isolation & purificationCattle--immunologyCoxiella burnetii--immunologyEnzyme-Linked Immunosorbent AssayFluorescent Antibody Technique, IndirectGoats--immunologyHumansRickettsia--immunologySeroepidemiologic StudiesSheep--immunology