Systemic sclerosis (SSc) is a chronic autoimmune multisystem disorder characterized by endothelial dysfunction and fibroblast dysfunction. which results in progressive fibrosis of the skin and internal organs more frequently the lungs and gastro intestinal tract. Pulmonary involvement is common in the course of SSc. with Interstitial Lung Disease (ILD) and Pulmonary Arterial Hypertens... https://www.chiggate.com/elliot-pecan-tree-sale/