Evaluation of a Veterans Health Administration tool and policy to reduce patients’ risk of adverse events from opioid prescriptions: A stepped wedge cluster randomized trial

2019 Protocol article in https://www.ncbi.nlm.nih.gov/pubmed/30658658 protocol (added 21/01/2019) 2018 Protocol article in https://www.ncbi.nlm.nih.gov/pubmed/29950460 protocol (added 23/09/2019) 2020 Other publications in https://pubmed.ncbi.nlm.nih.gov/32576214/ strategy evaluation (added 25/06/2020) 2022 Results article in https://pubmed.ncbi.nlm.nih.gov/35501628/ (added 03/05/2022) 2019 Other publications in https://doi.org/10.1080/08897077.2018.1540376 article commentary (added 15/06/2023) 2022 Results article in https://doi.org/10.1111/add.16110 secondary analysis (added 15/06/2023)