2Chang RK,Hstao Ch,Robinson JR,et al.A revlew of aqueous coating techniques and preliminary data on release from a theophy lline produet.Phom Technol,1987,5:56. 被引量:1
3Porter SC.Controlled-release film coating based on ethylcellulose.Druy Dev Ind Pharm,1989,15(10):1495. 被引量:1
4Lippold BC.Propertles of aqueous plasticfzer-containing ethylcellulose dispersions and prepared filons in respect to the produedon of oral extended release furmuladons.Druy Dev Ind phrm 1990,10(11):1725. 被引量:1