Institute of Biology, Czechoslovak Academy of Sciences, Prague
J. Chaloupka & V. Vinter
Institute of Biology, Faculty of Medicine, J. E. Purkyně University, Brno
M. V. Nermut & J. Šmarda
Laboratory for Medical Microbiology, Charles University, Prague
P. Novotný
Department of Microbiology, Faculty of Natural Science, Charles University, Prague
J. Stárka & F. Kaprálek
Department of Genetics, Faculty of Natural Science, Charles University, Prague
J. Stárka & F. Kaprálek
Laboratory for Electron Microscopy and Experimental Morphology, Czechoslovak Acadedy of Sciences, Prague
J. Ludvík
Department of Microbiology, Faculty of Natural Science, J. E. Purkyně University, Brno
M. Kocur & T. Martinec
Central Research Institute of Food Industry, Prague
V. Munk, I. Lefkovitš, J. Pásková, J. Vavák & M. Kučera
Department of Technical Microbiology, Slovak Technical College, Bratislava
L. Drobnica & P. Nemec
Department of Biochemistry, Slovak Technical College, Bratislava
L. Drobnica & P. Nemec
Department of Biology, College of Chemical Technology, Prague
L. Šilhánková
Institute of Sera and Vaccines, Prague
J. Johanovský, J. Milerová, B. Blasko, D. Francová & V. Stejskal
Military Institute of Hygiene, Epidemiology and Microbiology, Prague
J. Libich, R. Benda & L. Daneš
Institute of Virology, Czechoslovak Academy of Sciences, Bratislava
M. Rosenbergová, B. Rada & D. Blaškovič
Research Institute for Plant Production, Czechoslovak Academy of Agricultural Sciences, Prague-Ruzyně
B. Novák
Research Institute of Leather Industry, Gottwaldov
A. Orlita