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Salonia A, Rigatti P, Montorsi F. Sildenafil in erectile dysfunction: a critical review. Curr Med Res Opin. 2003;19(4):241–62. https://pubmed.ncbi.nlm.nih.gov/12841917/

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Le B, Burnett AL. Evolution of penile prosthetic devices. Korean J Urol. 2015;56(3):179–86. https://pubmed.ncbi.nlm.nih.gov/25763121/

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Schultheiss D, Gabouev AI, Jonas U. Nikolaj A. Bogoraz (1874–1952): pioneer of phalloplasty and penile implant surgery. J Sex Med. 2005;2(1):139–46. https://pubmed.ncbi.nlm.nih.gov/16422917/

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Ciftci H, Verit A, Savas M. Late complications of spontaneous urethral erosion of a malleable penile prosthesis in a young patient. Singapore Med J. 2012;53(6):e120–1. https://pubmed.ncbi.nlm.nih.gov/22711048/