WHO expert committee on biological standardization : Sixtieth report / World Health Organization. - Geneva : WHO, 2013. - 231 p. : tabl. ; 24 cm. - WHO Technical Report Series 977 . Includes bibliographical references ISBN: 978-92-4-1209779 ISSN: 0512-3054 Subjects--Topical Terms: Biological produkts--standards--standardsReference standardsGuideline