Real-world evidence from a European cohort study of patients with treatment resistant depression: Country-specific data for Portugal oleh J.M. Bessa, G. Cotovio, O. Doellinger, J. Freitas, E. Lara, A. Matos Pires, M. Serra, G. Martins de Amorim, A. Filipa Pereira, A.J. Oliveira-Maia