1.For patients who need physical therapy (PT) services, such as post-operative care, pain control, exercise prescription and training, developmental assessment and intervention, cardiopulmonary fitness, health education, geriatric care and women health service, they are referred to Physical Therapy Center (PTC) by physicians. 2.In-patients: PT will visit the referral wards to evaluate and treat the patients. 3.Out-patients: (1)PT works next to the out-patient clinic to evaluate and treat the patients. (2)Patients bring the referral sheets to PTC. PT will evaluate and treat the patients. 4.The patient will go back to the referral physicians after a treatment session or when PT determines that he/she needs further diagnosis by the physician.