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Tonna JE, Hanson HA, Cohan JN, McCrum ML, Horns JJ, Brooke BS, Das R, Kelly BC, Campbell AJ, Hotaling J.Tonna JE, et al. Among authors: cohan jn.medRxiv [Preprint]. 2020 May 4:2020.04.29.20066506. doi: 10.1101/2020.04.29.20066506.medRxiv. 2020.Update in: BMC Health Serv Res. 2020 Dec 3;20(1):1119. doi: 10.1186/s12913-020-05975-zPMID: 32511614Free PMC article.Updated.Preprint.
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