Trends and Disparities in the Use of Opioid, Gabapentinoid, and Nonpharmacologic Pain Therapies Among Medicare Beneficiaries With Acute Low Back Pain, 2016-2019. - Vaillant J; Gairola R; Merlin JS; Trivedi AN; Shireman TI; Dow PM (Medical care research and review : MCRR, 2025)