Stephens G, Tauscher J, Andre P, Siegel FP, Phillips DR, Petrides PE. Sub-optimal inhibition of thrombus formation ex vivo by aspirin in patients with primary thrombocythaemia. Br J Haematol. 2012 Oct;159(2):240–3. doi: 10.1111/j.1365-2141.2012.09252.x. PMID: 22861379.