Urology and dermatology are the key medical disciplines of the Ministry of Education, which should be the first discipline, while the second discipline is orthopedics, gastroenterology, clinical nursing, endemic diseases (endemic osteopathy, cardiomyopathy, iodine-related and thyroid diseases), anesthesiology, dermatology, respiratory medicine, otorhinolaryngology, head and neck surgery and emergency medicine, which are rated as national key clinical specialty construction units by the National Health Planning Commission.