TY  - RPRT
TI  - Frequency doubling perimetry using a liquid crystal display.
AU  - P G Spry
AU  - M L Gibbs
AU  - C A Johnson
AU  - D L Howard
PY  - 2001
DO  - 10.1016/s0002-9394(00)00803-5
UR  - https://pubmed.ncbi.nlm.nih.gov/11239865/
ID  - 11239865
ER  -