The following sections of this BookRags Literature Study Guide is offprint from Gale's For Students Series: Presenting Analysis, Context, and Criticism on Commonly Studied Works: Introduction, Author Biography, Plot Summary, Characters, Themes, Style, Historical Context, Critical Overview, Criticism and Critical Essays, Media Adaptations, Topics for Further Study, Compare & Contrast, What Do I Read Next?, For Further Study, and Sources.
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The following sections, if they exist, are offprint from Beacham's Encyclopedia of Popular Fiction: "Social Concerns", "Thematic Overview", "Techniques", "Literary Precedents", "Key Questions", "Related Titles", "Adaptations", "Related Web Sites". (c)1994-2005, by Walton Beacham.
The following sections, if they exist, are offprint from Beacham's Guide to Literature for Young Adults: "About the Author", "Overview", "Setting", "Literary Qualities", "Social Sensitivity", "Topics for Discussion", "Ideas for Reports and Papers". (c)1994-2005, by Walton Beacham.
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1619-1684
English physician who in 1645 provided the first scientific description of a vitamin D deficiency, or rickets. Whistler described the condition, wherein "the whole bony structure is as flexible as softened wax," in his Oxford doctoral dissertation, Inaugural Medical Disputation on the Children's Disease of the English Which the Inhabitants Idiomatically Call the Rickets. Five years later, in 1650, Francis Glisson (1597-1677) observed the same condition. Not until the early twentieth century would physicians be able to devise preventive measures against rickets.