title: A comparison of titration methods for Marek's disease vaccines.
mesh_terms: D000818:Animals; D002478:Cells, Cultured; D008381:Herpesvirus 2, Gallid / Q000276:immunology*; D008380:Marek Disease / Q000517:prevention & control; D011200:Poultry; D013696:Temperature; D013997:Time Factors; D010948:Viral Plaque Assay; D014765:Viral Vaccines / Q000276:immunology* / Q000592:standards
chemical_list: D014765:Viral Vaccines