scholarly journals 44 Do organisational change in out-of-hour service influence on the use of helicopter emergency medical service? an observational study of a natural experiment

Author(s):  
DS Nystøyl ◽  
HJ Breidablik ◽  
J Røislien ◽  
S Hunskaar ◽  
Ø Østerås ◽  
...  
2021 ◽  
Vol 8 ◽  
pp. 100168
Author(s):  
Kenshi Murasaka ◽  
Kohei Takada ◽  
Akira Yamashita ◽  
Tomoyuki Ushimoto ◽  
Yukihiro Wato ◽  
...  

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