May 24 Local News U of L Study Focuses On Vaccines And Brain Development University of Louisville researchers have concluded that there is no benefit to delaying a child’s immunizations during the first year of life. The U of L study focused on the effect of the vaccinations on brain development. Lead author and pediatric infectious disease specialist Dr. Michael Smith says it was prompted by parental concerns about […] By Rick Howlett May 24 Local News U of L Study Focuses On Vaccines And Brain Development Rick Howlett