Interpenetrating network hydrogel membranes of sodium alginate and poly(vinyl alcohol) for controlled release of prazosin hydrochloride through skin - Kulkarni, Raghavendra V.; Sreedhar, V.; Mutalik, Srinivas; Setty, C. Mallikarjun; Sa, Biswanath (International Journal of Biological Macromolecules, 2010)