RT Journal Article SR Electronic T1 Hepatitis B vaccination JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 704 OP 704 VO 54 IS 506 A1 Jane Gray A1 Nigel Hewett A1 Anna Hiley YR 2004 UL http://bjgp.org/content/54/506/704.1.abstract AB