Plant-Based Vaccines Market Size, Share & Trends Analysis Distribution by Vaccine Type (Viral Vaccines, Bacterial Vaccines, Parasite & Other Vaccines), Application (Influenza, COVID-19, Veterinary Diseases, Other Infectious Diseases, Therapeutic Vaccines), Source (Tobacco (Nicotiana benthamiana), Cereal Crops (Maize, Rice), Other Plants (Potatoes, Lettuce, Spirulina), Plant Cell Cultures (Carrot, Tobacco)), End-User (Veterinary Sector, Human Healthcare, Research Institutions) and Segment Forecasts, 2025-2034