TY  - RPRT
TI  - Beatty's box.
AU  - M K H Crumplin
AU  - R Pearce
PY  - 2005
DO  - 10.1136/bmj.331.7531.1531
UR  - https://pubmed.ncbi.nlm.nih.gov/16373741/
ID  - 16373741
ER  -