益气健脾补肾活血方对COPD稳定期患者FEV1的影响
익기건비보신활혈방대COPD은정기환자FEV1적영향
Effect of YiqijJianpi Bushen Huoxue Recipe on FEV1 of pafiens with chronic obstructive pulmonary disease(COPD)in stable phrase