This book is for educational and reference purposes only．In view of the possibility of human errors or changes in medical science，neither the author,editor nor the publisher nor any other party who has been involved in the preparation or publication of this work guarantees that the information contained herein is in every respect accurate or complete．The medicinal therapy and treatment techniques presented in this book are provided for the purpose of referencem only．If readers wish to attempt any of the techniques or utilize any of the medicinal therapies conmined in this book，the publisher assumes no responsibility for any of such actions．It is the responsibility of the readers to tmderstand and adhere to local laws and regulations concerning the practice of these techniques and methods．The authors，editors and publishers disclaim all responsibility for any liability,loss，injury,or damage incurred as a consequence，directly or indirectly,ofthe use and application ofany ofthe contents ofthis book．