TY  - RPRT
TI  - Visual requirements for reading.
AU  - S G Whittaker
AU  - J Lovie-Kitchin
PY  - 1993
DO  - 10.1097/00006324-199301000-00010
UR  - https://pubmed.ncbi.nlm.nih.gov/8430009/
ID  - 8430009
ER  -