1. 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. Issue 11 (6th November 2019) Authors: Sidhu, Verinder Singh; Graves, Steven E; Buchbinder, Rachelle; Naylor, Justine Maree; Pratt, Nicole L; de Steiger, Richard S; Chong, Beng H; Ackerman, Ilana N; Adie, Sam; Harris, Anthony; Hansen, Amber; Cripps, Maggie; Lorimer, Michelle; Webb, Steve; Clavisi, Ornella; Griffith, Elizabeth C; Anand... Journal: BMJ open Issue: Volume 9:Issue 11(2019) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗