A. Kapoor

The efficacy of tiotropium as a steroid-sparing agent in severe asthma.

L. Puttagunta, D. Vethanayagam, C. O'Hara, 2009, Canadian respiratory journal.

Strength of evidence for perioperative use of statins to reduce cardiovascular risk: systematic review of controlled studies

Jeanette Buckingham, F. McAlister, P. Devereaux, 2006, BMJ : British Medical Journal.

Preoperative statin use and infection after cardiac surgery: a cohort study.

F. McAlister, S. Majumdar, C. Norris, 2009, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Strength of evidence for perioperative use of statins to reduce cardiovascular risk: systematic review of controlled studies

F. McAlister, H. Kanji, J. Buckingham, 2006, BMJ : British Medical Journal.