TY - BOOK AU - Alzayat,Asmaa Ahmad Ali Ali TI - Studies on prevalence of H9 avian influenza virus PY - 2017/// KW - Avian influenza KW - Diagnosis N1 - Thesis (M.S.) -- Mansoura University, 2017; Includes bibliographical references (Leaves70-90) UR - http://nile.enal.sci.eg/thesis/4849.pdf ER -