1 Clinical and psychological effects of intravenous diazepam related to plasma levels: A controlled, double-blind, cross-over study in oral surgery involving local analgesia Original Research ArticleInternational Journal of Oral Surgery, Volume 5, Issue 5, October 1976, Pages 226-239F Harder, P Elsass, J Hendel, EF Hvidberg, E Hjörting-Hansen2 CSF diazepam binding inhibitor and schizophrenia: Clinical and biochemical relationships Original Research ArticleBiological Psychiatry, Volume 34, Issue 8, 15 October 1993, Pages 515-522Daniel P van Kammen, Alessandro Guidotti, Mary E Kelley, John Gurklis, Patrizia Guarneri, Mark W Gilbertson, Jeffrey K Yao, Jeffrey Peters, Erminio Costa