(Q72156248)
Statements
The NS gene--a possible determinant of apathogenicity of a cold-adapted donor of attenuation A /Leningrad/134/47/57 and its reassortants (English)
A Iu Egorov
L M Garmashova
I V Lukashok
G N Nevedomskaia
G I Aleksandrova
1 September 1994