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1 Nokhodchi, A, "The effect of various surfactants on the release rate of propranololhydrochloride from hydroxypropylmethylcellulose (HPMC)-Eudragit matrices" 54 : 349-356, 2002
2 Samani, S. M, "The effect of polymer blends on release profiles of diclofenac sodium from matrices" 55 : 351-355, 2003
3 Murray, R. D. H, "The Natural Coumarins: Occurrence, Chemistry and Biochemistry" 21 : 6536-6536, 1983
4 Yamada, T, "Sustained release ketoprofen microparticles with ethylcellulose and carboxymethylethylcellulose" 75 : 271-282, 2001
5 Ritger, P. L, "Simple equation for description of solute release" 5 : 23-36, 1987
6 Hu, Y. J, "Preliminary cell biology studies of imperatorin on lowing blood pressure effects, natural medicine research and engineering center"
7 Kast, C. E, "Polymer-cysteamine conjugates:new mucoadhesive excipients for drug delivery" 234 : 91-99, 2002
8 Brazel, C. S, "Modeling of drug release from swellable polymers" 49 : 47-58, 2000
9 Petrovic, A, "Mixture design evaluation of drug release from matrix tablets containing carbomer and HPMC" 116 : e104-e106, 2006
10 Higuchi, T, "Mechanism of sustained-action medication.Theoretical analysis of rate of release of solid drugs dispersed in solid matrices" 52 : 1145-1149, 1963
11 Wan, L. S, "Matrix swelling:simple model describing extent of swelling of HPMC matrices" 116 : 159-168, 1995
12 Abrahamsson, B, "In vitro and in vivo erosion of two different hydrophilic gel matrix tablets" 46 : 69-75, 1998
13 He, J. Y, "Imperatorin induces vasodilatation possibly via inhibiting voltage dependent calcium channel and receptor-mediated Ca2+ influx and release" 573 : 170-175, 2007
14 Madhusudan-Rao, Y, "Formulation and evaluation of diclofenac sodium using hydrophilic matrices" 27 : 759-766, 2001
15 Xu, X. Q, "Floating matrix dosage form for phenoporlamine hydrochloride based on gas forming agent: In vitro and in vivo evaluation in healthy volunteers" 310 : 139-145, 2006
16 Sankalia, J. M, "Drug release and swelling kinetics of directly compressed glipizide sustained-release matrices: Establishment of level A IVIVC" 129 : 49-58, 2008
17 Colombo, P, "Drug diffusion front movement is important in drug release control from swellable matrix tablets" 84 : 991-997, 1995
18 Narendra, C, "Development of three layered buccal compacts containing metoprolol tartrate by statistical optimization technique" 304 : 102-114, 2005
19 Nellore, R. V, "Development of metoprolol tartrate extended-release matrix tablet formulations for regulatory policy consideration" 50 : 247-256, 1998
20 Escudero, J. J, "Compaction properties, drug release kinetics and fronts movement studies from matrices combining mixtures of swellable and inert polymers: Effect of HPMC of different viscosity grades" 351 : 61-73, 2008
21 He, K. J, "Chemical composition and pharmacological development of Angelica dahuricae" 3 : 59-62, 2008
22 Wu, B. J, "Biphasic release of indomethacin from HPMC/pectin/calcium matrix tablet: I. Characterization and mechanistic study" 67 : 707-714, 2007
23 Kawaii, S, "Antiproliferative effect of isopentenylated coumarins on several cancer cell lines" 21 : 1905-1911, 2001
24 Kim, Y. K, "Antiproliferative effect of furanocoumarins from the root of Angelica dahurica on cultured human tumor cell lines" 21 : 288-290, 2007
25 Rosselli, S, "Antibacterial and anticoagulant activities of coumarins isolated from the flowers of Magydaris tomentosa" 73 : 116-120, 2007
26 Garcia-Argaez, A. N, "Anti-inflammatory activity of coumarins from Decatropis bicolor on TPA ear mice model" 66 : 279-281, 2000