@article {15411,
	title = {Controlled delivery achieved with bi-layer matrix devices produced by co-injection moulding},
	journal = {Macromolecular Bioscience},
	volume = {4},
	year = {2004},
	month = {2008-11-05},
	pages = {795-801},
	author = {Vaz, C. M. and vanDoeveren, P. and Dias, G. R. and Reis, R. L. and Cunha, A. M.}
}
