[:en:Joaquín Albarrán] signature
Own work, based on Albarran signature taken from Casey RG, Thornhill JA. Joaquin Maria Albarran Y Dominguez: microbiologist, histologist, and urologist--a lifetime from orphan in Cuba to Nobel nominee. Int J Urol. 13, 9, 1159-61. 2006.
Joaquín Albarrán