TY  - RPRT
TI  - Collaborative normal-tension glaucoma study.
AU  - A Sommer
PY  - 1999
DO  - 10.1016/s0002-9394(99)00369-4
UR  - https://pubmed.ncbi.nlm.nih.gov/10612525/
ID  - 10612525
ER  -