The American Journal of Medicine
The American Journal of Medicine > 2009 > 122 > 1 > 62-72
The American Journal of Medicine > 2009 > 122 > 3 > 207-214.e4
The American Journal of Medicine > 2009 > 122 > 3 > 248-256.e5
The American Journal of Medicine > 2009 > 122 > 4 > 380-386