TY  - RPRT
TI  - Pterygium and pinguecula: electron microscopic study.
AU  - M J Hogan
AU  - J Alvarado
PY  - 1967
DO  - 10.1001/archopht.1967.00980030176010
UR  - https://pubmed.ncbi.nlm.nih.gov/4143711/
ID  - 4143711
ER  -