1. Diseases of the hair and nails;Baden,1987
2. Normal hair growth in children;Barth;Pediatr Dermatol,1987
3. Hair, nails and mucous membranes. Dermatology, section II,2003
4. Genetic hair disorders;Frieden,1990
5. Scalp hair characteristics in the newborn infant;Furdon;Adv Neonatal Care,2003