@article{ref1,
title="Letter to the editor concerning "The role of non-rigid cervical collar in pain relief and functional restoration after whiplash injury: a systematic review and a pooled analysis of randomized controlled trials" by Ricciardi L, et al. (Eur Spine J; [2019] 28:1821-1828)",
journal="European spine journal",
year="2020",
author="Christensen, Steffan W. M. and Skou, Søren T.",
volume="ePub",
number="ePub",
pages="ePub-ePub",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0940-6719",
doi="10.1007/s00586-020-06372-0",
url="http://dx.doi.org/10.1007/s00586-020-06372-0"
}