Figure 1 of Meng, Mol Vis 2011; 17:2421-2427.

Figure 1. The pedigree of the family. Squares and circles indicate males and females, respectively, and the darkened symbols represent the affected members. Slashed symbols denote that the subject is deceased. Symbols with a question mark in the center indicate that the member is not diagnosed clearly. Asterisks indicate the subjects participating in this study. The patient indicated by the arrow is the proband.