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(Left graphic) Trends of articles citing the postoperative adverse event reporting guidelines [7,9], by year (blue and red lines). (Right graphic) Trends of articles reporting postoperative complications severity grading system [10,11], by year (green line). Trends over time were performed using the Web of Science citation database (https://tinyurl.com/3emtzjw8 accessed on 17 August 2022, date last accessed). PoC: postoperative complications.
