PT - JOURNAL ARTICLE AU - Karen M Olsson AU - Manuel J Richter AU - Jan C Kamp AU - Henning Gall AU - Hossein-Ardeshir Ghofrani AU - Jan Fuge AU - Ralf Ewert AU - Marius M Hoeper TI - Refined risk stratification in pulmonary arterial hypertension and timing of lung transplantation AID - 10.1183/13993003.03087-2021 DP - 2022 Jan 01 TA - European Respiratory Journal PG - 2103087 4099 - http://erj.ersjournals.com/content/early/2022/02/03/13993003.03087-2021.short 4100 - http://erj.ersjournals.com/content/early/2022/02/03/13993003.03087-2021.full