Smiderle , F.R.N., Ramos-Silva, V., Castro , S.M. de J., Courvoisier, D.S. and Mattiello , R. 2021. Portuguese validation of the Regret Intensity Scale (RIS-10) for measuring the intensity of regret associated with the provision of attention in health. Investigación y Educación en Enfermería. 39, 3 (Oct. 2021). DOI:https://doi.org/10.17533/udea.iee.v39n3e09.