Zapantis A, Leung S (September 2005). “Tolerance and withdrawal issues with sedation”. Crit Care Nurs Clin North Am17 (3): 211–23. doi:10.1016/j.ccell.2005.04.011. PMID16115529.
Takehiko Ito, Toshihito Suzuki, Susan E. Wellman and Ing Kang Ho (June 1996). “Pharmacology of barbiturate tolerance/dependence: GABAA receptors and molecular aspects”. Life Sciences59 (3): 169–95. doi:10.1016/0024-3205(96)00199-3. PMID8699929.
Zapantis A, Leung S (September 2005). “Tolerance and withdrawal issues with sedation”. Crit Care Nurs Clin North Am17 (3): 211–23. doi:10.1016/j.ccell.2005.04.011. PMID16115529.
Takehiko Ito, Toshihito Suzuki, Susan E. Wellman and Ing Kang Ho (June 1996). “Pharmacology of barbiturate tolerance/dependence: GABAA receptors and molecular aspects”. Life Sciences59 (3): 169–95. doi:10.1016/0024-3205(96)00199-3. PMID8699929.