TY  - RPRT
TI  - Visual halos after sildenafil (Viagra).
AU  - Michael J Potter
AU  - Darren Behn
PY  - 2002
DO  - 10.1016/s0161-6420(02)01024-2
UR  - https://pubmed.ncbi.nlm.nih.gov/11986069/
ID  - 11986069
ER  -