Dean, MD, A.J., Ku, MD, B.S. and Zeserson, MD, E.M. 2007. The utility of handheld ultrasound in an austere medical setting in Guatemala after a natural disaster. American Journal of Disaster Medicine. 2, 5 (Sep. 2007), 249–256. DOI:https://doi.org/10.5055/ajdm.2007.0033.