TY  - RPRT
TI  - Pattern recognition by radiographers.
AU  - W Simpson
AU  - W Urquhart
PY  - 1971
DO  - 10.1016/s0140-6736(71)92728-0
UR  - https://pubmed.ncbi.nlm.nih.gov/4101651/
ID  - 4101651
ER  -