TY  - RPRT
TI  - Psychometric examination of instruments using aggregated data.
AU  - J A Verran
AU  - B A Mark
AU  - G Lamb
PY  - 1992
DO  - 10.1002/nur.4770150310
UR  - https://pubmed.ncbi.nlm.nih.gov/1509115/
ID  - 1509115
ER  -