title: Let the fog be lifted: screening for hepatitis B virus before biological therapy.
authors: Kevin L
authors: KL
authors: Winthrop
authors: Leonard H
authors: LH
authors: Calabrese
mesh_terms: D018501:Antirheumatic Agents / Q000494:pharmacology*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D005260:Female; D006510:Hepatitis B Antibodies / Q000097:blood*; D006515:Hepatitis B virus / Q000502:physiology*; D006801:Humans; D008297:Male; D014409:Tumor Necrosis Factor-alpha / Q000037:antagonists & inhibitors*; D019562:Viral Load; D014775:Virus Activation
chemical_list: D018501:Antirheumatic Agents; D006510:Hepatitis B Antibodies; D014409:Tumor Necrosis Factor-alpha