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Tadalafil 5 mg or sildenafil citrate 50 mg administered daily for up to 6 months does not affect visual safety Cordell, W. H., Maturi, R. K., Costigan, T. M., Marmor, M. F., Weleber, R. G., Coupland, S. G., Danis, R. P., McGettigan, J., Antoszyk, A. N., Klise, S. R., Sides, G. D. BLACKWELL PUBLISHING. 2008: 27
View details for Web of Science ID 000252756000079