Although innumerable papers on the blood have appeared in the last few years, the proportion of really valuable contributions is small, and a great deal of the literature is unimportant from the reviewer's standpoint. The outstanding advances are an increase in knowledge of the blood chemistry in children, especially in the new-born, and in marasmic and intoxicated infants, and valuable contributions to our understanding of hemorrhagic disease of the new-born, aplastic anemia and alimentary anemia. There have also appeared important articles dealing with the classification of the "hemorrhagic diseases," and many contributions concerned with improved technic for transfusion.
THE BLOOD IN NEW-BORN INFANTS
Lucas,1 Dearing, Hobler, Cox, Jones and Smith, in an extensive investigation of the blood of normal new-born infants, report the following: The blood in a large series of infants was studied from a few hours after birth up to the fourteenth day. The hemoglobin and red
HILL LW. A REVIEW OF THE LITERATURE ON THE BLOOD AND BLOOD DISEASES OF INFANTS AND CHILDREN FOR THE LAST FOUR YEARS (1918-1921). Am J Dis Child. 1923;25(2):168-184. doi:10.1001/archpedi.1923.01920020085009