[1] Univ Michigan, Dept Anesthesiol, Sch Med, Ann Arbor, MI USA
[2] Univ Michigan, Michigan Opioid Prescribing Engagement Network, Inst Healthcare Policy & Innovat, Ann Arbor, MI USA
[3] Univ Michigan, Dept Obstet, Sch Med, Ann Arbor, MI USA
[4] Univ Michigan, Inst Healthcare Policy & Innovat, Ann Arbor, MI USA
[5] Yale Sch Med, Dept Anesthesiol, New Haven, CT USA