TY  - RPRT
TI  - A simple method for widening restricted visual fields.
AU  - O C Holm
PY  - 1970
DO  - 10.1001/archopht.1970.00990040613010
UR  - https://pubmed.ncbi.nlm.nih.gov/5478888/
ID  - 5478888
ER  -