Correction to: Intra-host diversity of hepatitis B virus during mother-to-child transmission: the X gene may play a key role in virus survival in children after transmission
1 Department of Infectious Diseases, Shenzhen Third People's Hospital, University of South China, Shenzhen, 518112, China.
2 State Key Discipline of Infectious Diseases, Shenzhen Third People's Hospital, No. 29, Bulan Road, Longgang District, Shenzhen, 518112, China.
3 BGI-Shenzhen, Shenzhen, 518083, China.
4 Difficult and complicated liver diseases and artificial liver center, Beijing Youan Hospital, Capital Medical University, Beijing, 100069, China. duan2517@163.com.