TY  - GEN
AU  - Thompson,J R
TI  - The chi 2 test for data collected on eyes
SN  - 0007-1161
PY  - 1993///0323
KW  - Chi-Square Distribution
KW  - Ethnicity
KW  - Humans
KW  - Ophthalmology
KW  - statistics & numerical data
KW  - Visual Acuity
N1  - Publication Type: Journal Article; Research Support, Non-U.S. Gov't
UR  - https://doi.org/10.1136/bjo.77.2.115
ER  -