@article {duddek1995multivariate,
	title = {Multivariate imputation in cross-sectional analysis of health effects associated with air pollution},
	journal = {Environmental and ecological statistics},
	volume = {2},
	number = {3},
	year = {1995},
	pages = {191{\textendash}212},
	publisher = {Springer},
	author = {Duddek, C and Le, N.D. and Zidek, J.V. and Burnett, RT}
}
