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Cannabis use during methadone maintenance treatment for opioid use disorder: a systematic review and meta-analysis
Heather McBrien, Candice Luo, Nitika Sanger, Laura Zielinski, Meha Bhatt, Xi Ming Zhu, David C. Marsh, Lehana Thabane and Zainab Samaan
November 19, 2019 7 (4) E665-E673; DOI: https://doi.org/10.9778/cmajo.20190026