The use of a large pharmacoepidemiological database to study exposure to oral corticosteroids and risk of fractures: validation of study population and results.
Pharmacoepidemiol Drug Saf. 2000 Sep;9(5):359-66. doi: 10.1002/1099-1557(200009/10)9:5<359::AID-PDS507>3.0.CO;2-E.
Pharmacoepidemiol Drug Saf. 2000.
PMID: 19025840