Article History
Received: 28 June 2018
Revised: 2 November 2018
Accepted: 11 December 2018
First Online: 17 January 2019
Change Date: 12 January 2021
Change Type: Correction
Change Details: A Correction to this paper has been published: <ExternalRef><RefSource>https://doi.org/10.1007/s00247-020-04951-3</RefSource><RefTarget Address="10.1007/s00247-020-04951-3" TargetType="DOI"/></ExternalRef>
Compliance with ethical standards
:
: None