Preventive Veterinary Medicine · 2000 · 55 citations · 9 references
AgricultureAnimal SciencesPoultry SciencePoultry HealthPoultry MedicinePoultry MicrobiologyPoultry Disease PreventionPoultry Infectious DiseasesPoultry VaccinationPoultry VaccinologyPoultry VirologyViral Diseases Of PoultryBroiler ChickensDiagnostic Virology In PoultryDisease Detection In PoultryExperimental Field TrialsNewcastle Disease LesionsNewcastle Disease VaccinesViral Immunity In PoultryViral Pathogenesis In Poultry
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A simple method of estimating 50 per cent end points
Hr Muench · Medical Entomology and Zoology · 1938 · 8.4K citations