BreadcrumbHome/History/A Treatise on the Dorsel [Sic] Spasm. By the Rev. Richard Worthington, M.DReviewsA Treatise on the Dorsel [Sic] Spasm. By the Rev. Richard Worthington, M.Dby R. Worthington2018 · 58 pages DetailsSimilar booksRummaging the shelves…ReviewsLoading reviews…History