1. Department of Medicine; Columbia University College of Physicians and Surgeons; New York NY USA
2. Bone Bioengineering Laboratory, Department of Biomedical Engineering; Columbia University; New York NY USA
3. McKay Orthopaedic Research Laboratory, Department of Orthopaedic Surgery; University of Pennsylvania; Philadelphia PA USA
4. INSERM U1033 and Université de Lyon; Lyon France
5. Helen Hayes Hospital; West Haverstraw; NY USA