@inbook{1184040701, author={Davy Lau and Alex Chan}, title={Low-intensity pulsed ultrasound decreases major amputation in patients with critical limb ischemia}, booktitle={2 Minute Medicine}, publisher={McGraw Hill}, address={New York, NY}, year={2015}, url={accesssurgery.mhmedical.com/updatesContent.aspx?gbosid=569071} }