Cite
MLA Citation
Verinder Singh Sidhu et al.. “CRISTAL: protocol for a cluster randomised, crossover, non-inferiority trial of aspirin compared to low molecular weight heparin for venous thromboembolism prophylaxis in hip or knee arthroplasty, a registry nested study.” BMJ open, vol. 9, no. 11, 2019, p. . http://access.bl.uk/ark:/81055/vdc_100137794722.0x000009