TY - JOUR AN - 6 AU - Chan,PK. AU - Ng,HK. AU - Hui,M. AU - Cheng,AF. TI - Prevalence and distribution of human herpesvirus 6 variants A and B in adult human brain. JO - J Med Virol PY - 2001 VL - 64 SP - 42-46 M2 - 42 DO - 10.1002/jmv.1015 ER -