TY  - RPRT
TI  - Fixation devices for evaluation of ocular alignment.
AU  - D S Friendly
PY  - 1972
DO  - 10.1016/0002-9394(72)90013-x
UR  - https://pubmed.ncbi.nlm.nih.gov/5020175/
ID  - 5020175
ER  -