Rogers, CA; Reeves, BC; Caputo, M; Ganesh, JS; Bonser, RS; Angelini, GD; (2004) Control chart methods for monitoring cardiac surgical performance and their interpretation. The Journal of thoracic and cardiovascular surgery. p. 811. ISSN 0022-5223 DOI: https://doi.org/10.1016/j.jtcvs.2004.03.011 Full text not available from this repository.