Does the FNA sperm retrieval failure prediction model work well for current NOA individuals undertaking risk screening before the operation? Model validation, high-risk population identification and potential alternative sperm retrieval exploration. - Xiaohui Jiang; Dingming Li; Yi Zheng; Yinxian Li; Hengzhou Bai; Guicheng Zhao; Yi Zhang; Yue Ma (BMC Medical Informatics Decis. Mak., 2024)