TY  - RPRT
TI  - Processing-independent analysis (PIA)--a new diagnostic tool.
AU  - J F Rehfeld
AU  - L Bardram
PY  - 1991
DO  - 10.3109/00365519109104591
UR  - https://pubmed.ncbi.nlm.nih.gov/2042027/
ID  - 2042027
ER  -