Link to Dr. Nielsen's complete CV > Dr. Karin Nielsen is a Professor of Pediatrics in the Division of Infectious Diseases at UCLA Children's Hospital and a member of the UCLA faculty since 1996. She is an attending physician for Pediatric Infectious Diseases at Mattel Children's Hospital and co-director of the Care4Families HIV clinic at UCLA. Dr. Nielsen is a physician-scientist, originally from Rio de Janeiro, Brazil where she graduated in medicine from the University of Rio de Janeiro…