References ^ Boiselle, Phillip M.; McLoud, Theresa C., M.D.; Abbott, Gerald F., M.D. (2014). Thoracic Imaging, Elsevier Science Health Science div. BiggerBooks. ISBN 9780323029995 (revised Jul 2024)^ (2013). Thoracic Imaging ECampus. ISBN 9780323029995 (revised Aug 2015)