Tomás Caycho‐RodríguezJúlio ToralesLindsey W. VilcaIván BarriosMarcela Waisman-CamposAlexandra Terrazas-LandivarLaura ViolaMarcelo O’HigginsDiego AmarillaJosé Almirón‐Santacruz2026-03-222026-03-22202310.1007/s12144-023-05004-2https://doi.org/10.1007/s12144-023-05004-2https://andeanlibrary.org/handle/123456789/58558Citaciones: 1enBoredomPsychologyScale (ratio)Social psychologyNeglectLatin AmericansMeasurement invariancePandemicCoronavirus disease 2019 (COVID-19)Clinical psychologyCross-cultural measurement invariance of the pandemic fatigue scale (PFS) in five South American countriesarticle