The perceptions and habits of alcohol consumption and smoking among Canadian medical students.

Objective: The authors aim to quantify the extent, and to assess student perception, of alcohol and tobacco use among medical students at the University of Calgary, and the relationship of these attitudes to problem drinking (according to the CAGE questionnaire).

Methods: A questionnaire was distributed to first-, second-, and third-year medical students attending the University of Calgary medical school.

Results: Of the 327 students enrolled, 175 of students responded to the questionnaire.

Intralaminar screw insertion of thoracic spine in children with severe spinal deformities: two case reports.

Study Design: Case report.

Objective: To describe a technique of thoracic fixation in pediatric cases with anatomy not amenable to hooks and pedicle screws.

Summary Of Background Data: Intralaminar screws have been described in cervical and lumbar spines.