TY  - JOUR 
T1  - What are the causes and outcomes of the coexistence of HBsAg and anti-HBs?
JO  - Brazilian Journal of Infectious Diseases
A1  - Afyon, Murat
SN  - 1413-8670
UL  - 10.1016/j.bjid.2016.01.009
VL  - 20 
Y1  - 2016
PB  - Brasil 
ER  -