APA (7e ed.) Bronvermelding

Hallgren, J. (2025). SAS code for a national cohort study of long-term opioid prescription and sociodemographic and health care-related risk factors. Zenodo.

Chicago (17e ed.) Bronvermelding

Hallgren, Jonas. SAS Code for a National Cohort Study of Long-term Opioid Prescription and Sociodemographic and Health Care-related Risk Factors. Zenodo, 2025.

MLA (9e ed.) Bronvermelding

Hallgren, Jonas. SAS Code for a National Cohort Study of Long-term Opioid Prescription and Sociodemographic and Health Care-related Risk Factors. Zenodo, 2025.