Comentarios de Referencias bibliográficas: Cuidados paliativos

5. Janssen-Heijnen MLG, Houterman S, Lemmens VEPP, Louwmana MWJ, Maas HAAM, Coebergh JWW. Prognostic impact of increasing age and co-morbidity in cancer patients: a population-based approach. Crit Rev Oncol Hematol. 2005;55(3):231-40.