E Belzile

Nested caseÐcontrol study of the effects of non- steroidal anti-inflammatory drugs on breast cancer risk and stage

J A Hanley, J. Hanley, J. Boivin, 2000 .

Validity of an activities of daily living questionnaire among older patients in the emergency department.

F Bellavance, S. Cardin, F. Bellavance, 1999, Journal of clinical epidemiology.