1. Clinical Laboratory, The Affiliated Shunde Hospital of Jinan University, Foshan, Guangdong, PR People’s Republic of China
2. Clinical Laboratory Center, The First Affiliated Hospital of Jinan University, Guangzhou, Guangdong, PR People’s Republic of China
3. Clinical Laboratory, The People’s Hospital of Baise, Baise, Guangxi, PR People’s Republic of China
4. Laboratory of Medical Genetics, Qinzhou Maternal and Child Health Care Hospital, Qinzhou, Guangxi, PR People’s Republic of China