TY - BOOK ED - International Symposium on Smallpox Vaccine (37th : 1972 : Rijks Instituut voor de Volksgezondheid, Bilthoven). ED - Regamey, R. H. ED - Cohen, H. TI - G. Proceedings of the 37th symposium organised by the International Association of Biological Standardization and held at the Rijks Instituut voor de Volksgezondheid, Bilthoven, The Netherlands, 11-13 October 1972 T2 - Symposia series in immunobiological standardization PY - 1973/// CY - Basel PB - S. Karger KW - Smallpox vaccine KW - Congresses ER -