Investigation of post appointment with comprehensive hospitals of city in Shandong Province;

Analysis on medical expenditure in city hospitals;

To investigate main factors that influence development of urban hospitals,suggestions are put up how to set up a good relationship between doctors and patients in the market economy and how to resolve the problem that it is difficu.

Study and application of key inder ,system in general hospital;

Study of the clinical features of outpatients in psychological counseling in general hospital;

Study on risk factors of depressive and/or anxiety symptoms in patients with coronary heart disease in general hospitals of urban China;