Updates are available Correction dated 2018-02-02

Click to view Correction: https://doi.org/10.1007/s00586-018-5475-6

A method to quantify the “cone of economy”

Crossref DOI link: https://doi.org/10.1007/s00586-017-5321-2

Published Online: 2017-10-10

Published Print: 2018-05

Update policy: https://doi.org/10.1007/springer_crossmark_policy

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