@article {koziol1988objective,
	title = {Objective criteria for in-vitro responses in human tumor colony-forming assays},
	journal = {Medical Decision Making},
	volume = {8},
	number = {4},
	year = {1988},
	pages = {304{\textendash}309},
	publisher = {SAGE Publications},
	author = {Koziol, James A and Petkau, A.John and Taetle, Raymond}
}
