Fig. 3From: Effects of valsartan combined with α-lipoic acid on renal function in patients with diabetic nephropathy: a systematic review and meta-analysisComparison of the effects of lipoic acid combined with valsartan with that of monotherapy on the level of urinary albumin. LV, lipoic acid plus valsartan; L, lipoic acid; V, valsartanBack to article page