TY - BOOK AU - Maskens,Alain P. AU - Ebbesen,Peter AU - Burny,A. ED - European Organization for Cooperation in Cancer Prevention Studies Symposium TI - Concepts and theories in carcinogenesis SN - 0444808698 PY - 1987/// CY - Amsterdam PB - Excerpta Medica KW - Neoplasms KW - Etiology KW - Congresses ER -