Abstract
In this critical period we should all like to be doing work which promises to help our country and our allies to victory. Hence it may sometimes seem futile now to be continuing some of the investigations which have seemed important during peace times. Such research quite rightly is apt to be looked on with disfavor if it is carried on in the spirit of "business as usual," with disregard for the war emergencies. But until suitable opportunities are found for work more closely identified with the war effort, there is as great a necessity as ever for the solution of all problems which concern the health of children. This evening's session will be devoted to the discussion of problems of nutrition, which assume increased importance due to the exigencies of war.1The program this afternoon and tomorrow2is devoted to subjects of perennial interest, whether in times