1. Department of Oral Pathology; School of Dentistry, University of Buenos Aires; Buenos Aires Argentina
2. School of Science and Technology, National University of San Martín; San Martín Buenos Aires Argentina
3. National Academy of Medicine; Buenos Aires Argentina
4. Department of Radiobiology; National Commission of Atomic Energy, San Martín; Buenos Aires Argentina
5. National Council of Scientific and Technical Research; Buenos Aires Argentina
6. Department of Histology and Embryology; School of Dentistry, University of Buenos Aires; Buenos Aires Argentina