1. Laboratory of Clinical and Experimental Microbiology; Faculty of Veterinary Sciences; National University of the Center of Buenos Aires Province; Tandil; Buenos Aires; Argentina
2. Experimental Obstetrics & Gynecology; Medical Faculty; Otto-von-Guericke University; Magdeburg; Germany
3. Laboratory of Histology and Embryology; Faculty of Veterinary Sciences; National University of La Plata; La Plata; Buenos Aires; Argentina