title: PRRS vaccines for gilts, sows and piglets.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D017277:Drug Approval; D005260:Female; D019318:Porcine Reproductive and Respiratory Syndrome / Q000517:prevention & control*; D013552:Swine; D006113:United Kingdom; D014611:Vaccination / Q000662:veterinary*; D014613:Vaccines, Attenuated; D014765:Viral Vaccines
chemical_list: D014613:Vaccines, Attenuated; D014765:Viral Vaccines