WHO expert committee on biological standardization : Fifty-eighth report / World Health Organization. - Geneva : World Health Organization, 2011. - viii, 244 p. ; 20 cm. - WHO Technical Report Series, 963 0512-3054 . Includes bibliographical references ISBN: 978-92-4-120963-2 Subjects--Topical Terms: Biological products--standardsVaccines--standardsReference standardsGuidelines