Afsaneh Keramat , Bhushan Patwardhan* , Bagher Larijani* , Arvind Chopra* , Ambrish Mithal* , Devlina Chakravarty* , Hossein Adibi* and Ahmad Khosravi*
BMC Musculoskeletal Disorders 2008, 9:28doi:10.1186/1471-2474-9-28