DISCLAIMERS The views, opinions and/or assertions contained in this publication are those of the author(s) and should not be construed as an official Department of the Army position, policy or decision unless so designated by other documentation. Human subjects participated in these studies after giving their free and informed voluntary consent. Investigators adhered to AR70-25 and USAMRMC Regulation 70-25 on the Use of Volunteers in Research. For protection of human subjects, the investigator(s) adhered to policies of applicable Federal Law CFR 46.