@incollection{Qi11, author = {Cai Qi and George F. Gao and Gang Jin}, title = {Label-free Biosensors for Health Applications}, booktitle = {Biosensors for Health, Environment and Biosecurity}, publisher = {IntechOpen}, address = {Rijeka}, year = {2011}, editor = {Pier Andrea Serra}, chapter = {7}, doi = {10.5772/17103}, url = {https://doi.org/10.5772/17103} }