@article {pmid1497392,
	title = {Optimal therapeutic level of heparin therapy in patients with venous thrombosis},
	journal = {Arch. Intern. Med.},
	volume = {152},
	number = {8},
	year = {1992},
	month = {Aug},
	pages = {1589{\textendash}1595},
	author = {Hull, R. D. and Raskob, G. E. and Rosenbloom, D. and Lemaire, J. and Pineo, G. F. and Baylis, B. and Ginsberg, J. S. and Panju, A. A. and Brill-Edwards, P. and Brant, R.}
}
