title: Sources of variations encountered during the selection and production of three strains of FMD virus for the development of vaccine for use in Nigeria.
mesh_terms: D000818:Animals; D000956:Antigens, Viral / Q000235:genetics; D005537:Aphthovirus / Q000235:genetics / Q000276:immunology*; D005536:Foot-and-Mouth Disease / Q000517:prevention & control; D014644:Genetic Variation; D009549:Nigeria; D013045:Species Specificity; D010948:Viral Plaque Assay; D014765:Viral Vaccines / Q000276:immunology*
chemical_list: D000956:Antigens, Viral; D014765:Viral Vaccines