42 MEDICAL SERVICES, VETERINARY SERVICES AND AGRICULTURAL RESEARCH SERVICES; MEDICAL DIAGNOSIS SERVICES; SCIENTIFIC DIAGNOSIS, NAMELY, IN DIAGNOSING AIDS, MYELOPATHY, PARKINSON'S DISEASE, ALZHEIMER'S DISEASE, CARDIOVASCULAR DISEASES, STROKE, EPILEPSY, MULTIPLE SCLEROSIS AND CANCER; SCIENTIFIC AND MEDICAL RESEARCH AND DEVELOPMENT; INDUSTRIAL RESEARCH AND DEVELOPMENT IN MEDICINE, PHARMACEUTICAL INDUSTRY, BIOTECHNOLOGICAL INDUSTRY AND FOOD INDUSTRY