@misc{indiciae36d210adf9a3, title = {Viagra slows the visual response to flicker.}, author = {Andrew Stockman and Lindsay T Sharpe and Adnan Tufail and Philip D Kell and Glen Jeffery}, year = {2006}, doi = {10.1016/j.cub.2006.01.016}, url = {https://pubmed.ncbi.nlm.nih.gov/16431355/}, note = {Source identifier: 16431355} }