Clinical Epidemiology
Volume 13, 2021 - Issue
Original Research
The Validity of Danish Prescription Data to Measure Use of Aspirin and Other Non-Steroidal Anti-Inflammatory Drugs and Quantification of Bias Due to Non-Prescription Drug Use
Natascha Gaster1 Department of Clinical Epidemiology, Aarhus University Hospital, Aarhus, DenmarkCorrespondence[email protected]
https://orcid.org/0000-0003-2392-8162
https://orcid.org/0000-0003-2392-8162, Jesper Hallas2 Clinical Pharmacology, Pharmacy, and Environmental Medicine, Department of Public Health, University of Southern Denmark, Odense, Denmarkhttps://orcid.org/0000-0002-8097-8708
https://orcid.org/0000-0002-8097-8708, Anton Pottegård2 Clinical Pharmacology, Pharmacy, and Environmental Medicine, Department of Public Health, University of Southern Denmark, Odense, Denmarkhttps://orcid.org/0000-0001-9314-5679
https://orcid.org/0000-0001-9314-5679, & Morten Schmidt1 Department of Clinical Epidemiology, Aarhus University Hospital, Aarhus, Denmark;4 Department of Cardiology, Aarhus University Hospital, Aarhus, Denmarkhttps://orcid.org/0000-0002-4935-4059
https://orcid.org/0000-0002-4935-4059