TY  - RPRT
TI  - A comparative study of visual acuity test for children.
AU  - G Borg
AU  - E Sundmark
PY  - 1967
DO  - 10.1111/j.1755-3768.1967.tb06483.x
UR  - https://pubmed.ncbi.nlm.nih.gov/6072223/
ID  - 6072223
ER  -