@inproceedings{inproceedings, title = {{Elevated pulmonary: Aortic ratio in patients with pulmonary arterial hypertension associated with systemic sclerosis}}, url = {{}}, year = {{2002}}, month = {{12}}, author = {{Guarasci F and Manuel D and Akil M and Davies C and Fishwick D and Van Beek EJR and Kiely DG}}, volume = {{57}}, journal = {{THORAX}}, note = {{Accessed on 2024/12/22}}}