@inbook{1175090949, author={James M. Spencer and Summer D. Moon}, editor={Avram, Marc R. and Avram, Mathew M. and Ratner, Désirée}, title={Cryosurgery}, booktitle={Procedural Dermatology}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2015}, url={dermatology.mhmedical.com/content.aspx?aid=1175090949} }