Circle of urine glasses: art of uroscopy.
D049668:History, 15th Century; D049669:History, 16th Century; D049691:History, Medieval; D006801:Humans; D014556:Urine / Q000032:analysis; D014570:Urologic Diseases / Q000175:diagnosis / Q000266:history; D014572:Urology / Q000266:history* / Q000295:instrumentation