1. Key Laboratory for Experimental Teratology of the Ministry of Education and Department of Medical Genetics; Shandong University School of Medicine; Jinan Shandong 250012 China
2. School of Life Science; Shandong University; Jinan Shandong 250012 China
3. Institute of Otolaryngology; Chinese PLA General Hospital; Beijing 100853 China
4. BGI-Shenzhen; Shenzhen 518083 China