The hamburger sign (sandwich sign)
Crossref DOI link: https://doi.org/10.1007/s00261-014-0241-7
Published Online: 2014-09-24
Published Print: 2015-01
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Romesberg, Amanda M.
Lee, James T.
DiSantis, David J.
Text and Data Mining valid from 2014-09-24