TY - JOUR T1 - Effect of cellulose acetate phthalate and polyethylene glycol on physical properties and release of theophylline from microcapsules JO - Brazilian Journal of Pharmaceutical Sciences A1 - Hussain, Amjad A1 - Mumtaz, Ahmad Mehmood A1 - Arshad, Muhammad Sohail A1 - Abbas, Nasir A1 - Latif, Abida A1 - Shamim, Rahat A1 - Bukhari, Nadeem Irfan A1 - Hussain, Khalid SN - 1984-8250 UL - 10.1590/S1984-82502016000100004 VL - 52 Y1 - 2016 PB - Brasil ER -