TY  - RPRT
TI  - Data structures for medical documentation.
AU  - M Heydthausen
AU  - J Knop
PY  - 1980
DO  - 10.1016/0010-468x(80)90072-0
UR  - https://pubmed.ncbi.nlm.nih.gov/7249602/
ID  - 7249602
ER  -