Correction to: Techniques for blood loss estimation in major non-cardiac surgery: a systematic review and meta-analysis

Affiliations

• ¹ Department of Surgery, University of Ottawa, Ottawa, ON, Canada.
• ² Ottawa Hospital Research Institute, The Ottawa Hospital - General Campus, 501 Smyth Road, Ottawa, ON, K1H 8L6, Canada.
• ³ Department of Anesthesiology, University of Ottawa, Ottawa, ON, Canada.
• ⁴ Department of Surgery, University of Ottawa, Ottawa, ON, Canada. gumartel@toh.ca.
• ⁵ Ottawa Hospital Research Institute, The Ottawa Hospital - General Campus, 501 Smyth Road, Ottawa, ON, K1H 8L6, Canada. gumartel@toh.ca.