35 Organization of events, exhibitions, fairs and shows for commercial, promotional and advertising purposes in the field of health; Advertising, marketing and promotion services in the field of health of theses, dissertations, journals, studies and other works; Sales promotion for others Rental of advertising time on communication media; Rental of advertising space on web sites, personal vehicles, public transportation vehicles in the field of health; Dissemination of advertising matter and classified advertisements in the field of healthcare, Including via the Internet; Arranging subscriptions for others in the form of electronic and digital publications to information, text, audio, and visual media in the field of health; Computerised file management