Changes in mortality for the general population and individuals with pre-pandemic acute care for alcohol or opioids during the COVID-19 pandemic in Ontario, Canada.  Myran DT, Friesen EL, Pugliese M, Milani C, Tanuseputro P.  Can J Psy...

Examination of methadone involved overdoses during the COVID-19 pandemic.  Kaufman DE, Kennalley AL, McCall KL, Piper BJ.  Forensic Sci Int. 2023 Jan 31;344:111579. doi: 10.1016/j.forsciint.2023.111579. Epub ahead of print. PMID: 36739...

Comparing maternal substance use and perinatal outcomes before and during the COVID-19 pandemic.  Lien J, Hayes T, Liu-Smith F, Rana D.  J Perinatol. 2023 Feb 6:1–6. doi: 10.1038/s41372-023-01613-8. Epub ahead of print. PMID: 36746986;...

Factors associated with an increase in tobacco use and alcohol drinking during the COVID-19 pandemic: A cross-sectional study of data from 105 countries.  Quadri MFA, Lusher J, Folayan MO, Tantawi ME, Zuñiga AA, Brown B, Aly NM, Okeibunor JC...

Multi-level influences on increased overdose risk behaviors during the COVID-19 pandemic among people who use drugs in Rhode Island: a qualitative investigation.  Frueh L, Collins AB, Newman R, Barnett NP, Rich JD, Clark MA, Marshall BDL, Ma...

Socio-demographic and clinical characteristics of SARS-CoV-2-positive psychiatric in-patients: A case-control study in the psychiatric wards of a Great Metropolitan Hospital in Milan.  Percudani M, Panariello A, Deste G, Bassetti R, Borriell...