“The Treatment of Skin Ulcers in Systemic Sclerosis: Use of Granulocyte-Colony Stimulating Factor (G-CSF) in 26 Patients”. Reumatismo 58, no. 1 (March 30, 2006): 26–30. Accessed July 4, 2025. https://www.reumatismo.org/reuma/article/view/reumatismo.2006.26.