Effect of methanolic stem bark extract of Azadihiracta Indica on morbidity and mortality of chickens experimentally infected with velogenic Newcastle disease virus (kudu 113). NJAP [Internet]. 25 déc. 2020 [cité 25 oct. 2026];46(4):73-8. Disponible à: https://njap.org.ng/index.php/njap/article/view/299