TY  - RPRT
TI  - Time to look again at sight tests.
AU  - R Wormald
AU  - S Fraser
AU  - C Bunce
PY  - 1997
DO  - 10.1136/bmj.314.7076.246
UR  - https://pubmed.ncbi.nlm.nih.gov/9022480/
ID  - 9022480
ER  -