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Continuous and bimonthly publicationISSN (on-line): 1806-3756
Juliana Carvalho Ferreira1,2,a, Cecilia Maria Patino1,3,b
DOI: http://dx.doi.org/10.1590/1806-3713/e20190091
Ferreira1 JC, 2 , a , Patino1 CM, 3 , b . Loss to follow-up and missing data: important issues that can affect your study results. J Bras Pneumol. 2019;45(2):e20190091