TY  - RPRT
TI  - Letter: Work simplification in dental practice: Applied time and motion studies.
AU  - A E Lister
PY  - 1974
DO  - 10.1038/sj.bdj.4803292
UR  - https://pubmed.ncbi.nlm.nih.gov/4532009/
ID  - 4532009
ER  -