1. Adunsky, A., Levi, R., Cecic, A., Arad, M., Noy, S., Barell, V., 2002. The “Sheba” model of comprehensive orthogeriatric care for elderly hip fracture patients: a preliminary report. Isr. Med. Assoc. J. 4 (4), 259–261.
2. BMDP Statistical Software, 1990. University of California Press, Los Angeles, California.
3. Hip fractures in the elderly: a worldwide projection;Cooper;Osteoporosis Int.,1992
4. Meperidine induced delirium;Eisendrath;J. Psychiat.,1987
5. Mini mental state: a practical method for grading the cognitive state of patients for the clinician;Folstein;J. Psychiatr. Res.,1975