title: Vaccines give written description guidance.
mesh_terms: D006564:Herpesviridae / Q000276:immunology; D010330:Patents as Topic; D011212:Poxviridae / Q000276:immunology; D014613:Vaccines, Attenuated; D014765:Viral Vaccines
chemical_list: D014613:Vaccines, Attenuated; D014765:Viral Vaccines