• Health: Conditions and Diseases: Genetic Disorders: Trichothiodystrophy  (10)
• Health: Conditions and Diseases: Rare Disorders  (131)
• Health: Conditions and Diseases: Skin Disorders  (387)

• Children of the Moon - A portal site that provides an online community for children, teens and adults with xeroderma pigmentosum.
• National Organization of Rare Disorders - Xeroderma Pigmentosum - Offers alternative names, a general discussion and resources.
• Online Mendelian Inheritance in Man - Xeroderma Pigmentosum - Includes summaries of genetic research results and citations.
• Xeroderma Pigmentosum - An article about this disorder in English and Italian along with some images.
• Xeroderma Pigmentosum Society - Resource for information about the disease and about the not-for-profit support organization devoted to supporting patients and families and promoting research. Links, contact information, XP Society news about fund raising events and the unique Camp Sundown program.
• XP Support Group - UK-based organisation giving support, help and information to those affected by xeroderma pigmentosum and other photosensitive conditions.

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