Watch on Soap2day. This presentation is the most complete guide to influenza and influenza vaccines you will find all in one location. Some elements of manufacture, production and delivery of influenza vaccines is often in flux. This presentation is designed with information that stays constant, year after year. It is a must-see for anyone who has ever questions the safety or effectiveness of the seasonal campaign. Dr. Tenpenny's vaccine information is essential for anyone who is intent on making a fully informed decision about vaccination.