Abstract

References
1.
Barnes
R D
Tuffrey
M A
Berry
C L
. (1968 ) Journal of Pathology & Bacteriology
95 , 391
2.
Detweiler
D K
. (1966 ) In: Swine in Biomedical Research . Ed.
Bustad
L K
McClellan
R O
. Richland, Wash. ; p 301
3.
Good
R A
Finstad
J
Pollara
B
Gabrielsen
A E
. (1966 ) In: Phylogeny of Immunity . Ed.
Smith
R T
Miescher
P A
Good
R A
. Gainesville, Fla. ; p 149
4.
Stevens
L C
Little
C C
. (1954 ) Proceedings of the National Academy of Sciences of the USA
40 , 1080
