Purple secret
Subtitle: genes, "madness" and the Royal houses of Europe
By: John C.G. Röhl, Martin Warren and David Hunt.
Contributors: Hunt, David M.; Warren, Martin.
Publisher: Bantam Press
Published: 1998
Place of publication: London; New York
Language: eng
Number of pages: 297
Subjects: Diseases and history -- Europe.; Porphyria.; Europe -- Kings and rulers -- Diseases.
Notes: Includes bibliographical references and index.