These guidelines and teaching units are in evolution. They are intended for use by the residents, fellows, and faculty of Stanford University Anesthesia and the Packard Children’s Hospital. If you are not affiliated with these centers, you may download these materials for your own use or for teaching purposes. This content is copyrighted by the authors; you may reproduce each syllabus in whole for use in teaching, but must obtain the written permission of the authors prior to excerpting a syllabus in another electronic or print medium. All reproductions should acknowledge the source URL.