[A silvery sign in the toilet].
.
H S
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Füeßl
D014670:Ampulla of Vater; D003138:Common Bile Duct Neoplasms / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005243:Feces; D005260:Female; D006801:Humans; D010858:Pigmentation; D014057:Tomography, X-Ray Computed