TY  - RPRT
TI  - Specific activity concept.
AU  - A A Moghissi
AU  - S R Straja
PY  - 2001
DO  - 10.1097/00004032-200101000-00017
UR  - https://pubmed.ncbi.nlm.nih.gov/11204124/
ID  - 11204124
ER  -