From 27 April to 4 May 2017,  Prof.Tinatin Chikovani Head of the Immunology Department of Tbilisi State Medical University, Dean of the Faculty of Medicine was on official visit to New-York (the USA) where she participated in the X World Asthma, Allergy & COPD Forum and the XIII World Congress of Clinical Medicine and Immunorehabilitation,  organized by The World Immunopathology Organization (WIPO). The congress was attended by leading specialists in allergology and clinical immunology from Austria, Great Britain, USA, Israel, Germany, France, Portugal, Italy, Bulgaria, Spain and other countries. Prof. Tinatin Chikovani was the moderator for one of the posters  and the chairman of two plenary sessions. She presented the report on: "Influence of RF Ablation on T-cell Immunizations in Patients with Liver Cancer."