TY  - RPRT
TI  - Personal view.
AU  - F Frølund
AU  - O M Olsen
PY  - 1983
DO  - 10.1136/bmj.286.6371.1141
UR  - https://pubmed.ncbi.nlm.nih.gov/6404355/
ID  - 6404355
ER  -