- Monitoring a clinical trial conducted under the Food and Drug Administration regulations allowing a waiver of prospective informed consent: the diaspirin cross-linked hemoglobin traumatic hemorrhagic shock efficacy trial. Lewis, R.J., Berry, D.A., Cryer, H., Fost, N., Krome, R., Washington, G.R., Houghton, J., Blue, J.W., Bechhofer, R., Cook, T., Fisher, M. Annals of emergency medicine. (2001)