The pupula duplex and other tokens of an "evil eye" in the light of ophthalmology.
D003116:Color; D006115:Greece; D049690:History, Ancient; D049691:History, Medieval; D006801:Humans; D007498:Iris / Q000002:abnormalities; D007558:Italy; D008273:Magic; D009229:Mythology; D009885:Ophthalmology / Q000266:history*; D011680:Pupil / Q000002:abnormalities*