1. Department of Animal and Avian Sciences; University of Maryland; 1405 Animal Sciences Center; College Park; Maryland
2. Greenberg Center for Skeletal Dysplasias; McKusick-Nathans Institute of Genetic Medicine; Johns Hopkins University; Baltimore Maryland
3. Department of Anatomy, Biochemistry & Physiology; University of Hawaii John A. Burns School of Medicine Honolulu; Hawaii
4. Department of Orthopaedic Surgery; University of California; San Francisco California
5. Department of Anthropology; Pennsylvania State University; University Park; Pennsylvania
6. Stowers Institute for Medical Research; Kansas City Missouri
7. Department of Anatomy and Cell Biology; University of Kansas Medical Centre; Kansas City Kansas