TY  - RPRT
TI  - Contrast and spatial-frequency requirements for emmetropization in chicks.
AU  - K L Schmid
AU  - C F Wildsoet
PY  - 1997
DO  - 10.1016/s0042-6989(97)00014-x
UR  - https://pubmed.ncbi.nlm.nih.gov/9327048/
ID  - 9327048
ER  -