1. Department of Genetics, Microbiology and Statistics, Faculty of Biology Universitat de Barcelona, CIBERER, IBUB, IRSJD Barcelona Spain
2. Section of Human Biochemical Genetics, Medical Genetics Branch, National Human Genome Research Institute National Institutes of Health Bethesda Maryland
3. Department of Anatomy and Cell Biology Indiana University School of Medicine Indianapolis Indiana
4. Department of Anatomy and Cell Biology Indiana Center for Musculoskeletal Health Indianapolis Indiana