TY - CONF T1 - Elevated pulmonary: Aortic ratio in patients with pulmonary arterial hypertension associated with systemic sclerosis JO - THORAX PY - 2002/12/01 AU - Guarasci F AU - Manuel D AU - Akil M AU - Davies C AU - Fishwick D AU - Van Beek EJR AU - Kiely DG ED - VL - 57 Y2 - 2025/01/13 ER -