By Feldman David L.   Wilt Catherine A.   in International Journal of Environment and Pollution

ISSN:0957-4352|9|2-3|213-226

Inderscience Publishers‎(2009)‎

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By Maibaum Jürgen   Feldman David L   in Expert Opinion on Therapeutic Patents

ISSN:1354-3776|13|5|589-603

Informa Healthcare‎(2003)‎

Access to resources Favorite 3.048089