That means it would take years just to generate a supply of the individual MMR component vaccines, Reiss told me in a phone interview. Share The BulwarkTRUMP DIDN’T DISCOVER OR INVENT the claim that evidence shows a link between the combined MMR vaccine and autism. “This is what gold-standard science means,” Kennedy said in the Oval Office Monday. A truly honest assessment would also acknowledge that more than a hundred countries use the combined MMR vaccine. Trump did have a doctor with him in the Oval Office on Monday.