Abstract
References
1.
Avery
M A
,
McAfee
J G
. &
Guild
H G
. (1957 ) American Journal of Medicine
22 , 636
2.
Imamura
M
. &
Muroya
K
. (1971 ) Cancer (Philadelphia)
27 , 956
3.
Winkelmann
R K
. (1969 ) Mayo Clinic Proceedings
44 , 535