The use of routine chest x-ray films after chest tube removal in postoperative cardiac patients James T McCormick, DO, Michael S O’Mara, MD, Pavlos K Papasavas, MD, Philip F Caushaj, MD The Annals of Thoracic Surgery Volume 74, Issue 6, Pages 2161-2164 (December 2002) DOI: 10.1016/S0003-4975(02)03982-6
Fig 1 Breakdown of patients into groups based on presence or absence of routine postoperative chest tube removal chest x-ray films (CXRs). The Annals of Thoracic Surgery 2002 74, 2161-2164DOI: (10.1016/S0003-4975(02)03982-6)