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Perelman J, Xavier M, Barros PP.Perelman J, et al. Among authors: barros pp.Int J Public Health. 2022 Feb 23;67:1604218. doi: 10.3389/ijph.2022.1604218. eCollection 2022.Int J Public Health. 2022.PMID: 35283718Free PMC article.
Barros PP.Barros PP.Adv Health Econ Health Serv Res. 2010;22:3-27. doi: 10.1108/s0731-2199(2010)0000022004.Adv Health Econ Health Serv Res. 2010.PMID: 20575226Review.