Adlawon, A.J.B., Lopez, S.M.A. and Vilela, K.M.T. 2019. Serologic Status of Newcastle Disease in Native Chickens by Hemagglutination Inhibition Test. Philippine Journal of Agricultural Economics. 3, 1 (Jan. 2019), 1–12. DOI:https://doi.org/10.7719/pjae.v3i1.666.