%0 Journal Article %T Pharmaceutical and Herbal Fingerprinting by Means of Chromatographic Techniques %A Teresa Kowalska %A Hassan Y. Aboul-Enein %A Yvan Vander Heyden %A Irena Vovk %J Chromatography Research International %D 2012 %I %R 10.1155/2012/809541 %U http://dx.doi.org/10.1155/2012/809541