Link to the Show / Show NotesThis summary covers the issue of December 28, 2006. Featured are articles on decreasing catheter-related bloodstream infections in the ICU, lapatinib plus capecitabine for HER2-positive advanced breast cancer, female predominance and transmission distortion in the long-QT syndrome, T. evansi infection in humans, and deficiency of cartilage-associated protein in recessive lethal osteogenesis imperfecta; a review article on monoclonal gammopathy of undetermined significance; a case report of a man with anemia and a low level of HDL cholesterol; and Perspective articles on screening for mental illness in teens, on understanding and preventing suicide among adolescents, and on considering suicide risk when treating adolescent depression.