1. Department of Medical Genetics, Jiangxi Maternal & Child Health Hospital, Nanchang, Jiangxi, China
2. Jiangxi Key Laboratory of Birth Defect Prevention & Control, Jiangxi Maternal & Child Health Hospital, Nanchang, Jiangxi, China
3. Jiujiang University, Jiujiang, Jiangxi, China
4. Fuzhou Linchuan District First People's Hospital clinical laboratory, Fuzhou, Jiangxi,China