RT Journal Article SR Electronic T1 Extracorporeal membrane oxygenation in life-threatening asthma unresponsive to mechanical ventilation: a comparison of patient demographics and outcomes between a large London-based intensive care unit and an international registry JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 19 OP 19 DO 10.7861/clinmedicine.19-3-s19 VO 19 IS Suppl 3 A1 Kritchai Vutipongsatorn A1 Eri Fujitake A1 Suveer Singh YR 2019 UL http://www.rcpjournals.org/content/19/Suppl_3/19.abstract