2024. Cross-cultural adaptation of the PHQ-4 to European Portuguese and its validation with the psychological burden by the multimorbidity management in GP/FM practice in Central Portugal. Revista Portuguesa de Medicina Geral e Familiar. 40, 2 (Abr. 2024), 138–46. DOI:https://doi.org/10.32385/rpmgf.v40i2.13655.