While the authors, editors and publisher believe that drug selection and dosage and the specifications
and usage of equipment and devices, as set forth in this book, are in accord with current recommendations and practice at the time of publication, they make no warranty, expressed or implied, with
respect to material described in this book. In view of the ongoing research, equipment development,
changes in governmental regulations and the rapid accumulation of information relating to the biomedical
sciences, the reader is urged to carefully review and evaluate the information provided herein.