TY  - RPRT
TI  - Practical double vital staining for ocular surface evaluation.
AU  - I Toda
AU  - K Tsubota
PY  - 1993
DO  - 10.1097/00003226-199307000-00015
UR  - https://pubmed.ncbi.nlm.nih.gov/7687944/
ID  - 7687944
ER  -