Bjork, V. O.; Engstrom, C. G. (1955). "The treatment of ventilatory insufficiency after pulmonary resection with tracheostomy and prolonged artificial ventilation". The Journal of Thoracic Surgery. 30 (3): 356–367. doi:10.1016/S0096-5588(20)30633-4. ISSN0096-5588. PMID13252681.
medscape.com
Jackson, Christopher D., MD, Dept. of Internal Medicine, and Muthiah P Muthiah, MD, FCCP, D-ABSM, Assoc. Prof. of Medicine, Div. of Pulmonary / Critical Care / Sleep Medicine, Univ. of Tennessee College of Medicine-Memphis, et.al., "What is the background of the iron lung form of mechanical ventilation?," April 11, 2019, Medscape, retrieved April 12, 2020 (short summary of iron history and technology, with photo)
Bjork, V. O.; Engstrom, C. G. (1955). "The treatment of ventilatory insufficiency after pulmonary resection with tracheostomy and prolonged artificial ventilation". The Journal of Thoracic Surgery. 30 (3): 356–367. doi:10.1016/S0096-5588(20)30633-4. ISSN0096-5588. PMID13252681.
Wackers, Ger (1994). "Chapter 4". Theaters of truth and competence. Intermittent positive pressure respiration during the 1952 polio-epidemic in Copenhagen. Archived from the original on 2007-12-23. Retrieved 2011-07-01.
web.archive.org
Wackers, Ger (1994). "Chapter 4". Theaters of truth and competence. Intermittent positive pressure respiration during the 1952 polio-epidemic in Copenhagen. Archived from the original on 2007-12-23. Retrieved 2011-07-01.
Bjork, V. O.; Engstrom, C. G. (1955). "The treatment of ventilatory insufficiency after pulmonary resection with tracheostomy and prolonged artificial ventilation". The Journal of Thoracic Surgery. 30 (3): 356–367. doi:10.1016/S0096-5588(20)30633-4. ISSN0096-5588. PMID13252681.