(Q46678301)
Statements
1 reference
Studies on the efficiency of absorbed bovine PPD in tuberculin and serological tests (English)
1 reference
Hammam H
1 reference
Refai M
1 reference
Bisping W
1 reference
Kirpal G
1 reference
1 May 1989
1 reference
36
1 reference
3
1 reference
175-179
1 reference