%0 Journal Article %T simultaneous determination of metoprolol and propranolol using Using Chemometric-Assisted Spectrophotometric nd High-Performance Liquid Chromatography %A Sarafraz Yazdi, Ali %A M. R. Abedi %A Z. Es’haghi %A J. Fadaee-kakhki %J International Journal of Pharma and Bio Sciences %@ 0975-6299 %D 2012