Abstract

References
1.
Bardet
G
(1920 ) Thesis, Paris
2.
Bassen
F A
Kornzweig
A L
(1950 ) Blood
5 , 381
3.
Bell
J
(1922 ) Treasury of Human Inheritance . Cambridge
4.
Biedl
A
(1922 ) Med. Klinik
18 , 1041
5.
Collins
T
(1919 ) Trans. Ophthal. Soc. U.K.
39 , 165
6.
François
J
(1949 ) Ophthalmologica
118 , 1
7.
von Graefe
A
(1858 ) v. Graefes Arch. Ophthal.
4 , 250
8.
Günther
H
(1931 ) Ergebn. inn. Med. Kinderheilk.
40 , 40
9.
Hallgren
B
(1959 ) Acta psychiat. scand.
34 , Suppl. 138
10.
Harcourt
B
Wybar
K C
(1966 ) Trans. Ophthal. Soc. U.K. (in press)
11.
Laurence
J Z
Moon
R C
(1866 ) Ophthal. Rev.
2 , 32
12.
Leber
T
(1916 ) In: Handbuch der gesamten Augenheilkunde . Ed.
Graefe
A
Saemisch
T
2nd ed , Leipzig; 7 , 1076
13.
Papst
E
Esslen
F
Mertens
H G
(1957 ) Ber. dtsch. ophth. Ges.
61 , 304
14.
Patry
A
(1905 ) Thesis, Paris
15.
Refsum
S
(1952 ) J. nerv. ment. Dis.
116 , 1046
16.
Salt
H B
Wolff
O H
Lloyd
J K
Fosbrooke
A S
Cameron
A H
Hubble
D V
(1960 ) Lancet
ii , 325
17.
Usher
C H
(1914 ) Roy. Ophthal. Hosp. Rep.
19 , 130
18.
Wilbrand
H
Saenger
A
(1900 ) Die Neurologie des Auges . Wiesbaden ; 1 , 117
19.
Wolff
O H
Lloyd
J K
Tonks
E L
(1964 ) Exp. Eye Res.
3 , 439
