@misc{indiciae3ef3fca32879, title = {[Systemic sclerosis with a rapidly progressing course].}, author = {V A Nasonova and R M Balabanova and Z S Alekberova and E S Mach and G I Iakovleva}, year = {1981}, url = {https://pubmed.ncbi.nlm.nih.gov/7256648/}, note = {Source identifier: 7256648} }