Invoicing services in the field of medical services; Retail store services featuring medical apparatus supplies; Retail store services featuring medical instruments supplies; Retail store services for pharmaceutical, veterinary and sanitary preparations and medical supplies; Wholesale store services for pharmaceutical, veterinary and sanitary preparations and medical supplies; Computerized management of medical records and files; Maintaining personal medical history records and files; Advertising services; Marketing services; Data processing services; Business management; Outsourcing services; Business administration of patient reimbursement programs; Business administration of medication reimbursement programs and services; Providing statistical information; Employment agency services, namely, temporary and permanent placement of health care professionals; Business management and consulting services for the health care industry, namely, customer service, accounting services, and marketing services; Healthcare management service organization (MSO) services, namely, providing practice organization, management and administrative support services to individual physicians or small group practices; Maintaining a registry of national and international databases in the field of healthcare; Compilation of statistics