1. The head down position in treatment of shock;Weil;Surg Gynecol Obstet,1963
2. The Care of the Trauma Patient;Shires,1979
3. The effect of position on leg volume;Morgan;JAMA,1964
4. Basal Metabolism in Health and Disease;DuBois,1936
5. Recommended methods for measurement of red cell and plasma volume;International Committee for Standardization in Hematology;J Nucl Med,1980