Barman, L., Islam, M., Flensburg, M., Permin, A., Petersen, S. and Islam, M. (2010) “Newcastle disease vaccination regimen comprising both Lentogenic and Mesogenic strains is more effective than Lentogenic strain only”, Bangladesh Veterinarian, 27(1), pp. 1–7. doi: 10.3329/bvet.v27i1.5908.