Prevalence, genetic and clinical characteristics in first-degree relatives of patients with familial cerebral cavernous malformations in China oleh Bin Gao, Ke Ma, Huimin Wang, Fuxin Lin, Qiu He, Zhuyu Gao, Dengliang Wang, Yuanxiang Lin, Dezhi Kang, Lingjun Yan, Qixuan Li, Chunwang Li, Lingyun Zhuo, Yaqing Kang, Penghui Liu, Weilin Huang, Shuna Huang, Xinru Lin, Weiheng Zhuang, Haojie Wang, Darong Chen, Xuegang Niu, Yajun Jing, Shaowei Lin, Siying Wu