Dr. Clătici is a dermatologist and venerologist, with extensive experience (over 20 years) in diagnosis and treatment of skin diseases and special interest in clinical research, skin cancer, sexually transmitted infections, photo protection and sunscreens, skin aging, acne, rosacea, quality of life in dermatology, high tech technology (laser, radiofrequency, infrared, pulsed light) and medical internet. He was the first who wrote in Romanian language about quality of life and psoriasis (2001) and about vaccines for sexually transmitted infections (2002). He was both Principal Investigator and National Coordinator for clinical studies, respectively multicenter national and international studies. He presented over 400 papers at International and National Congresses and he published over 70 articles in academic journals. Presentations and articles covered a large areas: lasers and radiofrequency, skin cancer and psoriasis, atopy and acne, rosacea, and melasma, cellulite, hair diseases, HPV infection, collagen diseases, cutaneous ulcerations, dermatocosmetics and nutrition.