[Experience in obtaining mice free from polyoma viruses].
I K
IK
EGOROV
I S
IS
IRLIN
T I
TI
BIRIULINA
N N
NN
MEDVEDEV
D000818:Animals; D005856:Germ-Free Life; D051379:Mice; D009355:Neomycin / Q000821:virology*; D011120:Polyomavirus; D014780:Viruses
D009355:Neomycin
GERM-FREE LIFE; NEOMYCIN/virology; VIRUSES