Abstract

References
1.
Boyd
W.
(1947 ) Text-book of Pathology.
5th edit. London.
2.
Brooks
B.
Hillstrom
H. T.
(1933 ) Amer. J. Surg. , 20 , 599 .
3.
Cade
S.
(1949 ) Malignant Disease and its Treatment by Radium.
2nd edit. Bristol; Vol. 2 .
4.
Cook
T. J.
(1952 ) J. Oral Surg. , 10 , 118 .
5.
Cutler
M.
(1951 ) Oral Surg. , 4 , 1077 .
6.
Daland
E. M.
(1941 ) Amer. J. Roentgenol. , 46 , 287 .
7.
Daland
E. M.
(1949 ) Radiology , 52 , 205 .
8.
del Regato
J. A.
(1939 ) Amer. J. Roentgenol. , 42 , 404 .
9.
English
J. A.
(1952 ) Dent. Radiogr. , 25 , 1 .
10.
Ewing
J.
(1926a ) Amer. J. Roentgenol. , 15 , 93 .
11.
Ewing
J.
(1926b ) Acta radiol., Stockh. , 6 , 399 .
12.
Faber
M.
(1943 ) Acta med. scand. , 113 , 69 .
13.
Furstenberg
A. C.
Crosby
E.
(1945 ) Ann. Otol., Rhin. Laryng. , 54 , 243 .
14.
Gratzek
F. R.
Holmstrom
E. G.
Rigler
L.
(1945 ) Amer. J. Roentgenol. , 53 , 62 .
15.
Hodges
P. C.
(1954 ) Amer. J. Roentgenol. , 71 , 925 .
16.
Kanthak
F. F.
(1941 ) J. Amer. dent. Ass. , 28 , 1925 .
17.
Lawrence
E. A.
(1946 ) Amer. J. Roentgenol. , 55 , 733 .
18.
Leist
M.
(1926 ) Z. Stomat. , 24 , 452 .
19.
Martin
H. E.
(1937 ) Radiology , 28 , 527 .
20.
Martin
H. E.
Munster
H.
Sugarbaker
E. L.
(1940 ) Arch. Surg., Chicago , 41 , 888 .
21.
Martin
H. E.
Munster
H.
Sugarbaker
E. L.
Sugarbaker
E. L.
(1940 ) Surg. Gynec. Obstet. , 71 , 347 .
22.
Paterson
E.
Thompson
M. V.
(1948 ) Brit. J. Radiol. , 21 , 414 .
23.Recamier (1905 ) Arch. Elect. méd. Bordeaux , 13 , 853 .
24.
Regaud
C.
(1922 ) C.R. Soc. Biol, Paris , 87 , 427 .
25.
Rushton
M. A.
(1947 ) Amer. J. Orthodont. , 33 , 828 .
26.
Sarnat
B. G.
Schour
I.
(1950 ) Oral and Facial Cancer. Chicago.
27.
Seldin
H. M.
Seldin
S. D.
Rakower
W.
Selman
A. J.
(1955 ) J. oral Surg. , 13 , 112 .
28.
Smith
R. A.
(1931 ) J. Amer. dent. Ass. , 18 , 111 .
29.
Stafne
E. C.
Bowing
H. H.
(1947 ) Amer. J. Orthodont. , 33 , 567 .
30.
Sutherland
A. B.
(1955 ) Brit. J. plast. Surg. , 8 , 68 .
31.
Trotter
W.
(1931 ) Lancet , ii , 833 .
32.
Watson
W. L.
Scarborough
J. E.
(1938 ) Amer. J. Roentgenol. , 40 , 524 .
33.
Wilson
C. P.
(1955 ) Proc. R. Soc. Med. , 48 , 72.
34.
Wilson
H. E.
(1953 ) Brit. dent. J. , 95 , 82 .
35.
Windeyer
B. W.
(1943 ) Brit. J. Radiol. , 16 , 362 ; (1944 ) 17 , 18 .
36.
Windeyer
B. W.
McIndoe
A. H.
Forbes
R.
(1947 ) Brit. J. Radiol. , 20 , 269 .
