TY - JOUR A1 - Scheer, Ulrich A1 - Raska, I. T1 - Immunocytochemical localization of RNA polymerase I in the fibrillar centers of nucleoli N2 - No abstract available Y1 - 1987 U6 - http://nbn-resolving.de/urn/resolver.pl?urn:nbn:de:bvb:20-opus-39618 ER -