Leyton, Nevil. Migraine and periodic headache : a modern approach to successful treatment / Nevil Leyton. - 2nd ed. - London : William Heinemann, c 1955. - 128 p. : 19 cm. Includes index. 319 319 Subjects--Topical Terms: Migraine--Treatment. Dewey Class. No.: 616.857 / L994m