Gelofusion as volume preload in combination with ephedrine during spinal-epidural anesthesia in prevention of hypotension due to cesarean section;

Experience of preventing hypotension accident during hemodialysis;

Observation of the effect and safety of high doses of captopril in treatment of congestive heart failure associated with hypotension;

Prevention and cure study of profiled hemodialysis on low blood pressure in hemodialysis;

Causes and countermeasures of low blood pressure during hemodialysis;

Study of benefiting Qi and raising Yang combined with promoting blood circulation method on low blood pressure;