1. Clinical Hematology;Wintrobe,1951
2. Hematology;Sturgis,1948
3. An Atlas of the Blood and Bone Marrow;Custer,1949
4. Red Blood Cell Values for Normal Men and Women;Andresen;Arch. Int. Med,1936
5. Diameter and Volume of Red Blood Cells in Infants and Small Children;Andresen;Folia haemat,1938