@inbook{57795315,
author={Matthew Lyon and Dietrich von Kuenssberg Jehle},
editor={Ma, O. John and Mateer, James R. and Reardon, Robert F. and Joing, Scott A.},
title={Chapter 19. Ocular},
booktitle={Ma and Mateer's Emergency Ultrasound, 3e},
publisher={The McGraw-Hill Companies},
address={New York, NY},
year={2014},
url={accessemergencymedicine.mhmedical.com/content.aspx?aid=57795315}
}