2Xin H, Zhou F, Liu T, et al. Icariin ameliorates streptozotocin- induced diabetic retinopathy in vitro and in vivo[J].intemational journal of molecular sciences,2012,13(1):866-878.
3Qi MY, Kai-Chen, Liu HR, et al. Protective effect of Icariin on the early stage of experimental diabetic nepbropathy induced by streptozotocin via modulating transforming growth factor 61 and type IV collagen expressioninrats [J].Joumalof Ethnopharmacology, 2011,138(3):731-736.
9Zhong N, Wang C, Yao W, et al. Prevalence of chronic obstructive pulmonary disease in China:a large,population based survey[ J ]. Am J Respir Crit Care Med ,2007,176 ( 8 ) :753-760.
10Jones PW, Harding G, Berry P,et al. Development and first validation of the COPD Assessment Test [ J ]. Eur Respir J,2009,34 (3) : 648- 654.
