the corresponding author) and declare that (1) HLE has received
research grants from The Laerdal Foundation for Acute Medicine
for the submitted work, (2) Haydom Lutheran Hospital has received
project funds from The Laerdal Foundation for Acute Medicine for
the submitted work, and (3) JMP has no conflict of interest. The
financial source had no role in study design, data collection, data
analysis, data interpretation, writing of the report, or in the decision
to submit the paper for publication.
Acknowledgements
This study was made possible because of the research assistants
and health providers working in the Maternity Ward at Haydom
Lutheran Hospital. Statistical assistance was provided by Bjørn
Auestad, PhD, statistician at University of Stavanger. We thank
Professors Johanne Sundby, University of Oslo and