1. Radius Health, Inc., 300 Technology Square, Cambridge, Massachusetts 02139, United States
2. Obiter Research, 2809 Gemini Court, Champaign, Illinois 61822-9647, United States
3. Department of Chemistry, University of Illinois at Urbana−Champaign, 600 South Mathews Avenue, Urbana, Illinois 61801, United States
4. Cambridge Major Laboratories, Inc., W130 N10497 Washington Drive, Germantown, Wisconsin 53022, United States