6. Ballin: Empyema Following Influenzal Pneumonia;—J. A. M. A., 1919, 72, 335.

7. Beals, Blanton, and Eisendrath: Abdominal Complications of the Influenza Epidemic at Camp Custer;—J. A. M. A., 1919, 72, 850.

8. Berkley and Coffen: Generalized Interstitial Emphysema and Spontaneous Pneumothorax;—J. A. M. A., 1919, 72, 535.

9. Bernhardt: Zur Aetiologie der Grippe, 1918;—Med. Klin., 1918, 14, 683.

10. Bircher: Zur Grippe Epidemie;—Corr. Blatt f. Schweizer Aerzte, 1918, 48, 1338.

11. Bland: Influenza in Relation to Pregnancy;—Am. J. of Obs., 1919, 79, 184.

12. Blanton and Irons: Recent Epidemic Respiratory Disease at Camp Custer;—J. A. M. A., 1918, 71, 1988.

13. Blanton, Burhans, and Hunter: Studies in Streptococcic Infections at Camp Custer;—J. A. M. A., 1919, 72, 1520.

14. Bloomfield and Harrop: Clinical Observations on Epidemic Influenza;—Bull. Johns Hopk. Hosp., 1919, 30, 1.

15. Borst: Pathologisch-anatomische Beobachtungen zur “spanischen Grippe” 1918;—Mün. med. Wchnschr., 1918, 65, 1342.