PHOTOTHERAPY.
Reading edition
By N.R. FINSEN.
Translated by J.H. SEQUEIRA, M.D.
Demy 8vo., with Illustrations, 4s. 6d. net.
CONTENTS.—I. The Chemical Rays of Light and Smallpox. II. Light as a Stimulant. III. Treatment of Lupus Vulgaris by concentrated Chemical Rays.