Outcomes after cancelled helicopter emergency medical service missions due to concurrencies: a retrospective cohort study
2017 ◽
Vol 62
(1)
◽
pp. 116-124
◽
2011 ◽
Vol 123
(17-18)
◽
pp. 552-558
◽
2012 ◽
Vol 38
(6)
◽
pp. 651-657
◽
2017 ◽
Vol 10
(4)
◽
pp. 224
◽