1. Department of Clinical Laboratory, The First Affiliated Hospital of Kunming Medical University, Kunming, People’s Republic of China
2. Department of Clinical Laboratory, Yunnan Key Laboratory of Laboratory Medicine, Kunming, People’s Republic of China
3. Department of Neurosurgery, The First Affiliated Hospital of Kunming Medical University, Kunming, People’s Republic of China
4. Department of Obstetrics, The First Affiliated Hospital of Kunming Medical University, Kunming, People’s Republic of China
5. Department of Medical Genetics and Prenatal Diagnosis, Kunming Maternal and Child Health Hospital, Kunming, People’s Republic of China