Acknowledgments

From inception to completion, the various editions span almost 15 years. Such an endeavor cannot be completed without the help of many. I want to take this opportunity to thank the following:

• The exceptional team at McGraw Hill for their superb guidance throughout this object. Thank you especially to Michael Weitz for his advice and support and to other members of the team.

• To the production crew at KnowledgeWorks Global Ltd., especially the Project Manager, Radhika Jolly.

• To the countless clinicians throughout the world who continually strive to improve their knowledge and clinical skills.