TY  - RPRT
TI  - Tono-Pen tonometry.
AU  - P Beaumont
AU  - K Kang
PY  - 1993
DO  - 10.1136/bjo.77.11.754
UR  - https://pubmed.ncbi.nlm.nih.gov/8280699/
ID  - 8280699
ER  -