Validation of the scored patient-generated subjective global assessment translated and culturally adapted for the polish setting. (December 2020) - Zabłocka-Słowińska, K.; Prescha, A.; Pieczyńska, J.; Bladowski, M.; Gajecki, D.; Kamińska, D.; Neubauer, K.; Ottery, F.; Jager-Wittenaar, H.