Austin, P. C. (2007). Propensity-score matching in the cardiovascular surgery literature from 2004 to 2006: A systematic review and suggestions for improvement. The Journal of thoracic and cardiovascular surgery, 134(5), 1128-1135.e3. https://doi.org/10.1016/j.jtcvs.2007.07.021
Chicago Style (17th ed.) CitationAustin, Peter C. "Propensity-score Matching in the Cardiovascular Surgery Literature from 2004 to 2006: A Systematic Review and Suggestions for Improvement." The Journal of Thoracic and Cardiovascular Surgery 134, no. 5 (2007): 1128-1135.e3. https://doi.org/10.1016/j.jtcvs.2007.07.021.
MLA (9th ed.) CitationAustin, Peter C. "Propensity-score Matching in the Cardiovascular Surgery Literature from 2004 to 2006: A Systematic Review and Suggestions for Improvement." The Journal of Thoracic and Cardiovascular Surgery, vol. 134, no. 5, 2007, pp. 1128-1135.e3, https://doi.org/10.1016/j.jtcvs.2007.07.021.