Primary Source #431:

Pai GS, Morgan S, Whetsell C. Etiologic heterogeneity in dyskeratosis congenita. Am J Med Genet. 1989 Jan;32(1):63–6.

***
Feel free to use any of the images showcased on this website for non-commercial purposes. Please cite both this website (UNC School of Medicine Dermatology Image Library - http://med.unc.edu/dil) and the primary source of the image as references.
***