Criterion and construct validity of the Beck Depression Inventory (BDI-II) to measure depression in patients with cancer: The contribution of somatic items Sílvia Almeida; Marta Camacho; J. Bernardo Barahona-Corrêa; José Oliveira; Raquel Lemos; Daniel Rodrigues da Silva; Joaquim Alves da Silva; Telmo Mourinho Baptista; Jaime Grácio; Albino J. Oliveira-Maia;

Latent structure and measurement invariance of the Hospital Anxiety and Depression Scale in cancer outpatients Elisabeth L. Zeilinger; Ingo W. Nader; Wolfgang Wiedermann; Mencia R. Gutierrez-Colosia; Matthias Unseld; Simone Lubowitzki; Markus Raderer; Philipp B. Staber; Peter Valent; Alexander Gaiger;

Content Validity through Expert Judgment for the Depression Clinical Evaluation Test María Guillot-Valdés; Alejandro Guillén-Riquelme; Gualberto Buela-Casal;