Vol. XIII, Sec. B, No. 1 



January, 1918 



THE PHILIPPINE 



JOURNAL OF SCIENCE 



ALVIN J. COX, M. A., Ph. D. 



GENERAL EDITOR 



Section B 



Tropical Medicine 



EDITED WITH THE COOPERATION OF 



J. A. JOHNSTON, M. D., Dr. P. H.; OTTO SCHOBL, M. D. 



STANTON YOUNGBERG, D. V. M.; H. W. WADE, M. D. 



Committee on Experimental Medicine 



J. D. LONG, A. M. s M. D.; B. C. CROWELL, M. D. 



FERNANDO CALDERON, B. A., L. M. 



Committee on Clinical Medicine 



R. C. MCGREGOR, A. B.; H. E. KUPFER, A. B. 



MANILA 

 BUREAU OF PRINTING 



3918 



