TY  - RPRT
TI  - A binocular pinhole device for visual field constraint during reading.
AU  - D Piggins
AU  - R Macerollo
PY  - 1977
DO  - 10.2466/pms.1977.44.2.677
UR  - https://pubmed.ncbi.nlm.nih.gov/866079/
ID  - 866079
ER  -