Carbajal-León C, Caycho-Rodríguez T, Yupanqui-Lorenzo DE, Lino-Cruz C, Cabrera-Orosco I, Ventura-León J, et al. Can a global score for anxiety and depression be obtained from the Patient Health Questionnaire (PHQ-4) in the Peruvian population that has experienced the death of a loved one? Empirical support for a unidimensional or two-dimensional model. Med Clín Soc [Internet]. 2024 Sep. 20 [cited 2026 May 7];8(3):250-62. Available from: https://medicinaclinicaysocial.org/index.php/MCS/article/view/425