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Gabapentin, opioids, and the risk of opioid-related death: A population-based nested case–control study

Fig 1

Inclusion/exclusion criteria applied to cases and controls.

Details of cohort development, including identification of cases and potential controls, as well as inclusion and exclusion criteria applied prior to matching. ODB, Ontario Drug Benefit.

Fig 1

doi: https://doi.org/10.1371/journal.pmed.1002396.g001