@article {cite-key, title = {Insertional mutagenesis in mouse mammary tumorigenesis.}, journal = {Curr Top Microbiol Immunol}, volume = {171}, year = {1991}, pages = {43{\textendash}65}, address = {Howard Hughes Medical Institute, Stanford, CA.}, issn = {0070-217X (Print); 0070-217X (Linking)}, author = {Nusse, R} }