Monday, October 13, 2008 - 10:02PM EST

United States

Pennsylvania

Name of AuthorInstitutional Affiliation
Pessler FDepartment of Pediatrics, Division of Rheumatology, The Children's Hospital of Philadelphia, PA 19104, USA. pessler@email.chop.edu
Pradhan MDepartment of Pediatrics, Division of Rheumatology, The Children's Hospital of Philadelphia, PA 19104, USA.