first st. petersburg state medical university named after academician pavlov anatoly semyonovich simokhodsky head of the department of children's diseases from the course on ontology of the first st. petersburg state medical university named after academician pavlov for a complex of scientific and practical research developments for the system of undergraduate and additional professional education innovative and traditional educational technologies and teaching of radiation diagnostics in dentistry and maxillofacial surgery drone viktor pavlovich professor of the department of radiation diagnostics of the moscow state university of medicine and dentistry named after evdokimov