%0 Journal Article %U http://www.molvis.org/molvis/v25/60 %> mv-v25-60.pdf %A Tian, Tian %A Zhang, Xiang %A Zhang, Qi %A Zhao, Peiquan %T Variable reduction in Norrin signaling activity caused by novel mutations in FZD4 identified in patients with familial exudative vitreoretinopathy %D 2019 %V 25 %P 60-69 %J Molecular Vision