@incollection{Hirabayashi12, author = {Atsumu Hirabayashi}, title = {Label-Free Quantitative Analysis Using LC/MS}, booktitle = {Topics on Drug Metabolism}, publisher = {IntechOpen}, address = {Rijeka}, year = {2012}, editor = {James Paxton}, chapter = {11}, doi = {10.5772/29771}, url = {https://doi.org/10.5772/29771} }