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Rocha AFB, Araújo MAL, Miranda AE, de Leon RGP, da Silva Junior GB, Vasconcelos LDPG.Rocha AFB, et al.BMC Health Serv Res. 2019 Jan 24;19(1):65. doi: 10.1186/s12913-019-3910-y.BMC Health Serv Res. 2019.PMID: 30678672Free PMC article.