There has been data ("Krankheitssymptom in Der Augenheilkunde: Mouches Volantes, Augeninnendruck, Exophthalmus, Skotom, Anisometropie, Ptosis") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Wed Oct 30 09:05:26 2019, so the data displayed here has been removed .