Zapantis, A; Leung, S (September 2005). "Tolerance and withdrawal issues with sedation". Critical care nursing clinics of North America. 17 (3): 211–23. doi:10.1016/j.ccell.2005.04.011. PMID16115529.
Zapantis, A; Leung, S (September 2005). "Tolerance and withdrawal issues with sedation". Critical care nursing clinics of North America. 17 (3): 211–23. doi:10.1016/j.ccell.2005.04.011. PMID16115529.
"Ketamine - CESAR". Center for substance abuse research. University of Maryland. Diarsipkan dari versi asli tanggal 2013-11-12. Diakses tanggal 26 September 2014.
web.archive.org
"Ketamine - CESAR". Center for substance abuse research. University of Maryland. Diarsipkan dari versi asli tanggal 2013-11-12. Diakses tanggal 26 September 2014.