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MLA Citation
Sébastien Sanges et al.. “A prospective study of the 6 min walk test as a surrogate marker for haemodynamics in two independent cohorts of treatment-naïve systemic sclerosis-associated pulmonary arterial hypertension.” Annals of the rheumatic diseases, vol. 75, no. 8, 2016, pp. 1457–1465. http://access.bl.uk/ark:/81055/vdc_100135543299.0x000063