[694] Köhl, Münch. med. Wochenschr., 1904.
[695] Lindblad, Hygiea, xlv.
[696] Sonnenschein, Münch. med. Wochenschr., 1903.
[697] Asam, Münch. med. Wochenschr., 1903.
[698] Zschokke, Centralbl. f. Bakt., 1905.
[699] Pollak, Wien. klin. Wochenschr., 1907.
[700] Krüger, St. Petersb. med. Wochenschr., 1887.
[701] Brandt, Centralbl. f. Bakt., 1889.
[702] Huber, suppl. to Asam, Münch. med. Wochenschr., 1903.
[703] Rosenberg, Ges. f. innere Med., February 16, 1904.