Uroskopické vyšetření, Fasciculus medicinae (vydání 1493), Historical Medical Library of The College of Physicians of Philadelphia. The College of Physicians of Philadelphia Digital Library, https://www.cppdigitallibrary.org/items/show/2241. Urinoscopic consultation, from the Fasciculus medicinae (1493 ed.), The College of Physicians of Philadelphia Digital Library, https://www.cppdigitallibrary.org/items/show/2241.