@article {cite-key,
	title = {The int genes in mammary tumorigenesis and in normal development.},
	journal = {Trends Genet},
	volume = {4},
	number = {10},
	year = {1988},
	month = {Oct},
	pages = {291{\textendash}295},
	issn = {0168-9525 (Print); 0168-9525 (Linking)},
	author = {Nusse, R}
}
