A guideline for the haematological management of major haemorrhage: a British Society for Haematology Guideline - Stanworth, Simon J; Dowling, Kerry; Curry, Nikki; Doughty, Heidi; Hunt, Beverley J; Fraser, Laura; Narayan, Shruthi; Smith, Juliet; Sullivan, Ian; Green, Laura (British journal of haematology, 2022)