Effect of Panparnit on Brain Wave Changes Induced by Diisopropyl Fluorophosphate (DFP) Essig, C. F. ; Hampson, J. L. ; Bales, P. D. ; Willis, Alice ; Himwich, H. E. Abstract Publication: Science Pub Date: January 1950 DOI: 10.1126/science.111.2872.38 Bibcode: 1950Sci...111...38E