The United States of America as represented by the Department of Health and Human Services
Patent: US5773423 A1, 1998 ;
US 5773423 A

Dolezal, Karel; Popa, Igor; Hauserova, Eva; Spichal, Lukas; Chakrabarty, Kuheli; Novak, Ondrej; Krystof, Vladimir; Voller, Jiri; Holub, Jan; Strnad, Miroslav
Bioorganic and Medicinal Chemistry, 2007 , vol. 15, # 11 p. 3737 - 3747