Abstract

References
1.
Apley
J
Clarke
S K R
Roome
A P C H
Sandry
S A
Saygi
G
Silk
B
Warhurst
D C
. (1970 ) British Medical Journal
i , 596 .
2.
Armstrong
J A
Pereira
M S
. (1967 ) British Medical Journal
i , 212 –214 .
3.
Carter
R F
. (1969 ) Journal of Clinical Pathology
22 , 470 .
4.
Carter
R F
. (1970 ) Journal of Pathology
100 , 217 .
5.
Carter
R F
. (1972 ) Transactions of the Royal Society of Tropical Medicine and Hygiene
66 , 193 .
6.
Cěrva
L
. (1971 ) Hydrobiologia
38 , 141 .
7.
Chang
S L
. (1971 ) Current Topics on Comparative Pathobiology
1 , 201 .
8.
Culbertson
C G
Ensminger
P W
Overton
W M
. (1968 ) Journal of Protozoology
15 , 353 .
9.
De Carneri
I
. (1970 ) Rivista di parassitologia
31 , 1 .
10.
Douglas
M
. (1930 ) Journal of Tropical Medicine and Hygiene
33 , 258 .
11.
Jadin
J B
Hermanne
J
Robyn
G
Willaert
E
Van Maercke
Y
Stevens
W
. (1971 ) Annales de la Société belge de médecine tropicale
51 , 255 .
12.
Kingston
D
Warhurst
D C
. (1969 ) Journal of Medical Microbiology
2 , 27 .
13.
Page
F C
. (1967 ) Journal of Protozoology
14 , 499 .
14.
Saygi
G
. (1969 ) Lancet
ii , 273 .
15.
Singh
B N
. (1952 ) Philosophical Transactions of the Royal Society Series
B 236 , 405 .
16.
Singh
B N
Das
S R
. (1970 ) Philosophical Transactions of the Royal Society Series
B 259 , 435 .
17.
Volkonsky
M
. (1931 ) Archives de Zoologie expérimentale et générale
72 , 317 .
18.
Warhurst
D C
Roome
A P C H
Saygi
G
. (1970 ) Transactions of the Royal Society of Tropical Medicine and Hygiene
64 , 19 .
19.
Apley
J
Clarke
S K R
Roome
A P C H
Sandry
S A
Saygi
G
Silk
B
Warhurst
D C
. (1970 ) British Medical Journal
i , 596 .
