76. DRINKER, C. R., & BRITTINGHAM, H. H.: “The cause of the reactions following transfusion of citrated blood.” _Arch. Int. Med._, 1919, xxiii. 133. 77. DRUMMOND, H., & TAYLOR, E. S.: “The use of intravenous injections of gum acacia in surgical shock.” _Rep. of the Med. Res. Com._, iii., 1919, 135. “Observations on the blood pressure in gas gangrene infection.” _Ibid._, v. 1919, 199. 78. DUKE, W. W.: “Variation in the platelet count.” _Journ. Am. Med. Assoc._, 1915, lxv. 1600. 79. DUNGERN, E. VON, & HIRSCHFELD, L.: “Ueber Nachweis und Vererbung biochemischer strukturen.” _Zeitschr. f. Immunitätsfschng._, 1910, iv. 531; 1911, viii. 526. 80. DUNGERN, E. VON, & HIRSCHFELD, L.: “Ueber Vererbung gruppenspezifischer strukturen des Blutes.” _Ibid._, 1910, vi. 284. 81. DUNGERN, E. VON, & HIRSCHFELD, L.: “Ueber die Giftigkeit des Blutes nach der Injektion protoplasmatischen Substanzen und während der Schwangerschaft, und über passive Allergie gegenüber Hodensubstanzen.” _Ibid._, 1911, viii. 332. 82. EBERLE, D.: “Transfusion and reinfusion of blood.” _Schweiz. med. Wchnschr._, 1920, l. 961. 83. ELSBERG, C. A.: “A simple cannula for the direct transfusion of blood.” _Journ. Am. Med. Assoc._, 1909, lii. 887. 84. ELY, A. H., & LINDEMAN, E.: “Acidosis complicating pregnancy. Report of a case cured by transfusion.” _Am. Journ. Obstet. and Dis. Wom. and Child._, July, 1916, lxxiv. 42. 85. EMSHEIMER, H. W.: “Intramuscular injections of whole blood in the treatment of purpura hæmorrhagica.” _Journ. Am. Med. Assoc._, 1916, lxvi. 20. 86. EPSTEIN, A. A., & OTTENBERG, R.: “A method for agglutination tests.” _Arch. Int. Med._, 1909, iii. 286. 87. ERLANGER, J., & GASSER, H. S.: “Hypertonic gum acacia and glucose in the treatment of secondary traumatic shock.” _Ann. Surg._, 1919, lxix. 389. 88. FLEMING, A., & PORTEOUS, A. B.: “Blood transfusion by the citrate method.” _Lancet_, 1919, i. 973. 89. FLÖRCKEN, H.: “Zur Frage der direkten Bluttransfusion durch Gefässnaht.” _Zentrbl. f. Chir. Leipzic_, 1911, xxxviii. 305. 90. FOLLI, FRANCESCO: “Stadera medica, nella quale oltre la medicina infusoria, ed altre novita, si bilanciano le ragioni favore voli e le contrarie alla trasfusione del sangue.” Florence, 1680. 91. FORSIUS, R.: “Severe hæmophilic intestinal hæmorrhage treated with transfusion of blood.” _Finska Läkaresällskapets Handl._, 1915, lvii. No. 3. 92. FRANK, R. T., & BAEHR, G.: “A new method for the transfusion of blood. An experimental study.” _Journ. Am. Med. Assoc._, 1909, lii. 1746. 93. FRASER, J., & COWELL, E. M.: “A clinical study of the blood pressure in wound conditions.” _Report of the Med. Res. Com._, ii. (1), 1919, 49. 94. FREILICH, E. B., and others: “Blood transfusion in treatment of pulmonary tuberculosis.” _Illin. Med. Journ._, 1921, xxxix. 32.