Serum levels of galactose-deficient IgA1 in Chinese children with IgA nephropathy, IgA vasculitis with nephritis, and IgA vasculitis

Mengmeng Tang, Xue Zhang, Xue–Qian Li, Lei Lei, Hejia Zhang, Ling Chen, Jie Ni, Jicheng Lv, Xiaorong Liu, Xiangmei Chen