TY  - RPRT
TI  - Letter: "Automatic" sun-glasses: a warning.
AU  - R A Weale
PY  - 1976
DO  - 10.1136/bmj.1.6019.1212-a
UR  - https://pubmed.ncbi.nlm.nih.gov/1268636/
ID  - 1268636
ER  -