TY  - GEN
AU  - Eisenbrandt,L.L.
AU  - Ackert,James E.
TI  - On the resistance of chickens to the intestinal nematode Ascaridia lineata (Schneider) following immunization
PY  - 1940///
CY  - [S.l.
PB  - s.n.], 
ER  -