Dale’s research article describing the development of a bimodal endoscope for early detection of cancer in the oesophagus is now available at SPIE J Biomed Opt:
http://biomedicaloptics.spiedigitallibrary.org/article.aspx?articleid=2543016&resultClick=1
This article includes the design and development of the bimodal endoscope as well as validation in ex vivo tissues from patients.