TY  - RPRT
TI  - Filtering valve glaucoma implants.
AU  - J Freedman
AU  - J Ferguson
PY  - 1994
DO  - 10.1016/s0161-6420(13)31147-6
UR  - https://pubmed.ncbi.nlm.nih.gov/8090448/
ID  - 8090448
ER  -