Kumanan K, Mathivanan B, Vijayarani K, Gandhi A, Ramadass P, Nachimuthu K. Biological and molecular characterization of Indian isolates of Newcastle disease virus from pigeons. Acta Virol. 2005;49:105-9 pubmed
..Three of these velogenic isolates were phylogenetically related to mesogenic vaccine virus strain and the fourth one to a few exotic velogenic isolates. The lentogenic isolate obtained in this study was identical with the LaSota strain. ..