Cite
APA Citation
Mamdani, M., Rochon, P. A., Juurlink, D. N., Kopp, A., Anderson, G. M., Naglie, G., Austin, P. C., & Laupacis, A. (2002). observational study of upper gastrointestinal haemorrhage in elderly patients given selective cyclo-oxygenase-2 inhibitors or conventional non-steroidal anti-inflammatory drugs. BMJ, 325(7365), 624–. http://access.bl.uk/ark:/81055/vdc_100177569342.0x000034