@incollection{Eldin11, author = {Ahmed Badr Eldin}, title = {Validation of an Analytical Procedure}, booktitle = {Quality Control of Herbal Medicines and Related Areas}, publisher = {IntechOpen}, address = {Rijeka}, year = {2011}, editor = {Yukihiro Shoyama}, chapter = {2}, doi = {10.5772/22480}, url = {https://doi.org/10.5772/22480} }