Validation of the ICD-9-CM code for systemic sclerosis using updated ACR/EULAR classification criteria SCANDINAVIAN JOURNAL OF RHEUMATOLOGY VALENZUELA, A., Yaqub, A., Fiorentino, D., Krishnan, E., Chung, L. 2015; 44 (3): 253-255

View details for DOI 10.3109/03009742.2015.1008038

View details for Web of Science ID 000354392800013

View details for PubMedID 25744697