This paper is number 4 in a series developed through a partnership between ISIMM and Nordic immunohistochemical Quality Control for the purpose of reporting research assessing the performance characteristics of immunoassays in an external proficiency testing program.
*Institute of Pathology
†Department of Clinical medicine, Aalborg University Hospital, Aalborg
‡Department of Surgical Pathology, Zealand University Hospital, Roskilde
§Department of Pathology, Odense University Hospital, Odense C, Denmark
The authors declare no conflict of interest.
Reprints: Mogens Vyberg, MD, Aalborg University Hospital, Aalborg DK-9000, Denmark (e-mail: firstname.lastname@example.org).
Received April 25, 2018
Accepted April 26, 2018