TY  - RPRT
TI  - Radiologic riposte to knowles.
AU  - J F Walker
AU  - R W McConnell
PY  - 1969
DO  - 10.1056/nejm196908282810915
UR  - https://pubmed.ncbi.nlm.nih.gov/5796974/
ID  - 5796974
ER  -