Increased risk of developmental neurologic impairment after high exposure to thimerosal-containing vaccine in first month of life. Background: Concern has risen on the presence of the ethylmercury containing preservative thimerosal in vaccines. We assessed the risk for neurologic and renal impairment associated with past exposure to thimerosal-containing vaccine using automated data from the Vaccine Safety … Continue reading 1999 EIS Conference Abstract Presentation, Verstraeten et. al.