The operation of medical and dental practices, dental laboratories, emergency services, consulting and assistance for doctors and dentists; prevention and prophylaxis, as well as continuing education and research in the medical and dental fields; the provision of personnel in these fields; import, export and sale of medical, paramedical and dental products and equipment, securities and real estate transactions, real estate management and brokerage, as well as any commercial activity convergent with its purposes (cf. statutes for full purpose)