Exhibit

This data may be used by non-commercial entities, as long as this message remains on all material copied, and credit is cited for the sources.
Copying of the files within by non-commercial individuals and libraries is encouraged.
You cannot reproduce any of these electronic pages in any format for profit or other gains.
Any other use, including publication, storage in a retrieval system, or transmission by electronic, mechanical, or other means requires the written approval of the file's author.