TY  - RPRT
TI  - Mackay-Marg tonometry by technicians.
AU  - W C Petersen
AU  - W A Schlegel
PY  - 1973
DO  - 10.1016/0002-9394(73)90085-8
UR  - https://pubmed.ncbi.nlm.nih.gov/4148534/
ID  - 4148534
ER  -