PT - JOURNAL ARTICLE AU - Ramón Rami-Porta AU - Kwun M. Fong TI - Stage IV lung cancer: the relevance of tumour profile for the construction of prognostic groups AID - 10.1183/13993003.02094-2022 DP - 2023 Feb 01 TA - European Respiratory Journal PG - 2202094 VI - 61 IP - 2 4099 - http://erj.ersjournals.com/content/61/2/2202094.short 4100 - http://erj.ersjournals.com/content/61/2/2202094.full SO - Eur Respir J2023 Feb 01; 61