TY  - RPRT
TI  - Measurement validity.
AU  - G A Morgan
AU  - J A Gliner
AU  - R J Harmon
PY  - 2001
DO  - 10.1097/00004583-200106000-00019
UR  - https://pubmed.ncbi.nlm.nih.gov/11392352/
ID  - 11392352
ER  -