title: The effectiveness of selection for reduced avian leukosis virus shedding in different chicken strains.
mesh_terms: D000818:Animals; D001353:Avian Leukosis / Q000235:genetics / Q000382:microbiology* / Q000635:transmission; D001354:Avian Leukosis Virus / Q000302:isolation & purification; D001769:Blood / Q000382:microbiology; D002645:Chickens / Q000235:genetics*; D002988:Cloaca / Q000382:microbiology