Barman, L., Islam, M., Flensburg, M., Permin, A., Petersen, S., & Islam, M. (1). Newcastle disease vaccination regimen comprising both Lentogenic and Mesogenic strains is more effective than Lentogenic strain only. Bangladesh Veterinarian, 27(1), 1-7. https://doi.org/10.3329/bvet.v27i1.5908