TY - BOOK ED - Hepatology Society of the Philippines TI - Guidelines on the evaluation of hepatitis B surface antigen (HBsAg) positive workers for employment PY - 2011/// CY - [Manila] PB - Hepatology Society of the Philippines KW - Hepatitis B Surface Antigens KW - Employment KW - Guidelines KW - Evaluation UR - http://hsp.org.ph/docs/HepaB-2011-HSP.pdf ER -