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MLA Citation
Barbara Ratajczak-Tretel et al.. “Atrial fibrillation in cryptogenic stroke and transient ischaemic attack – The Nordic Atrial Fibrillation and Stroke (NOR-FIB) Study: Rationale and design.” European stroke journal, vol. 4, 2019, pp. 172–180. http://access.bl.uk/ark:/81055/vdc_100089804993.0x00001b