Studies with the following conditions will be excluded: Trials included patients with secondary forms of membranous nephropathy; Study data could not be available from the report or by contacting the authors; Patients who were received renal replacement therapy; Studies assessed A membranaceus combined with other complementary therapies (such as moxibustion, acupuncture); Therapies related to TCM were used in the control group; Western medicine was contained in both groups, but they were differented from each other; Huangqi doesn‘t serves as a principal medicine.
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