rolando pÉrez rodrÍguez. what plans does cuba have for your vaccines? how do you plan to use it?th doctors, do you plan to export this vaccine? how many people have participated in trials in cuba? >> ok, we are expecting to get clinical trial resul by june. we have already the clinical efficacy of these vaccines. we should get an authorization for use for the cuba laboratory agency. will start a massive unitization program in our country. -- immunization program in our country. more than 80,000 people -- clinical trials should include more than 44,000 people on the other candidates vaccine as a clinical trial that should include 40,000 volunteers -- 48,000 volunteers. [indiscernible] for example, health care workers , older people. we are also now -- all this clinical data -- one you have not only the efficacy, b how effective will be the vaccine in stumps -- not only preventing the disease. we should have an update by june to have medicine in use authorization from the cuban laboratory. amy: i want to go to the u.s. administration approach to cuba. during his campaign, president