TY  - RPRT
TI  - A safer coupling collar for the Cathetron linkages.
AU  - C W Smith
AU  - D Griffiths
PY  - 1977
DO  - 10.1259/0007-1285-50-596-592
UR  - https://pubmed.ncbi.nlm.nih.gov/890236/
ID  - 890236
ER  -