From inter- +‎ reader.

interreader (not comparable)

1. Between readers.
   • 2015 July 30, “Brain Amyloid Deposition and Longitudinal Cognitive Decline in Nondemented Older Subjects: Results from a Multi-Ethnic Population”, in PLOS ONE‎^[1], →DOI:

     The interreader agreement for vAβ was not perfect and might be lower than some other studies.