https://www.scirp.org/reference/ReferencesPapers?ReferenceID=1525180
Ostermann, M.E., Keenan, S.P., Seiferling, R.A. and Sibbad, W.J. (2000) Sedation in the Intensive...
Ostermann, M.E., Keenan, S.P., Seiferling, R.A. and Sibbad, W.J. (2000) Sedation in the Intensive Care Unit A Systematic Review. Journal of the American...