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[555] Taillens, Arch. de méd. d’Enf., 1906.
[556] Máreo, Allg. Wien. med. Zeitg., 1902.
[557] Schupfer, Gaz. d. Osp., 1901.
[558] Duprey, Lancet, 1903.
[559] Naab, Münch. med. Wochenschr., 1902.
[560] Hammiss, Wien. med. Wochenschr., 1904, iii.
[561] Koneff, quoted by Liesen, “Dissert. Bonn,” 1904.
[562] Buchholz, Norsk. Mag. for Läge, 1903.
[563] Rose, Billroth and Pitha, “Chirurgie.”