Wingrave: Microscopic Examination of Discharge From One Hundred Cases of Otitis Media Suppurativa. Annals of Otol., Rhinol. and Laryngol., 1903, p. 440.
2.
Albert: Beitrage zur Bacteriologie der ot. med. supp. ac. Arch. f. Ohren., Vol. 85, p. 251.
3.
Gruber: Wien. med. Wochen., 1867.
4.
Piersol: Human Anatomy.
5.
Henle: Handbuch d. Syst. Anat. des Menschen, 1871.
6.
Kiebel and Mall: Human Embryology, 1910.
7.
Clark: Jour. Anat. and Phys., Vol. 27, 1893.
8.
Kisselbach: Arch. f. Ohren., Vol. 15, p. 244.
9.
Kirschner: Arch. f. Ohren., Vol. 14.
10.
Kanasugi: Pars Mastoidea, 1908.
11.
Davida: Beitrage zur persistenz der trans. Nahte. Anatom. Anzeig., Jena, 1914, p. 399.
12.
Aderman: Arch. of Otology, Vol. 32, No. 2.
13.
Brühl: Monat. f. Ohren., Vol. 46, p. 277.
14.
Gruber: Monat. f. Ohren., 1867.
15.
Mygind: Subperiosteal Abscess in Mastoid Region. Annals of Otol., Rhinol. and Laryngol., Vol. 19, p. 529.
16.
Brühl: Anatom. Besond. Kind. Gehörogan. Arch. f. Kinder., Vol. 35.
17.
Brühl: Ohrenheilkunde (Lehman), 1905.
18.
Politzer: Diseases of the Ear, 1909.
19.
Schulze: Arch. f. Ohren., Vol. 56.
20.
Scheibe: Indic. zur Paracent. und zur Antrotomie. Zeit. f. Aertz. Fortbild., 1912, p. 681.
21.
Stucky: Trans. Amer. Laryngol., Rhinol. and Otol. Society, June, 1911.
22.
Kerrison: Indications for Operating in Acute Mastoiditis. Annals of Otol., Rhinol. and Laryngol., 1906, p. 127.
23.
Dench: Operative Treatment of Diseases of Ear in Childhood. Archives of Otology, Vol. 34, No. 2.
24.
Zytowitsch: Indications for Mastoid Operation. Arch. f. Ohren., Vol. 86, p. 1.
25.
Roosa: Zeit. f. Ohren., Vol. 9.
26.
Turnbull: Zeit. f. Ohren, Vol. 22, p. 41.
27.
Ayres: Zeit. f. Ohren., Vol. 22.
28.
Yamgee: Lancet, 1906.
29.
Mygind: Arch. f. Ohren., Vol. 74, p. 93.
30.
Phillips: Zeit. f. Ohren., Vol. 42, p. 281.
31.
Dench: Zeit. f. Ohren., Vol. 42, p. 281.
32.
Korner: Eitrige Erkrangungen des Schläfenbeins, p. 56.
33.
Schwartze and Eysell: Arch. f. Ohren., Vol. 7, p. 165.
