TY  - RPRT
TI  - Proposed conventions for evaluating observer reliability: A commentary on two articles by Birkimer and Brown.
AU  - B L Hopkins
PY  - 1979
DO  - 10.1901/jaba.1979.12-561
UR  - https://pubmed.ncbi.nlm.nih.gov/16795614/
ID  - 16795614
ER  -