1. Department of Anatomy, Histology and Embryology; State Key Laboratory of Reproductive Medicine; The Research Center for Bone and Stem Cells; Nanjing Medical University; Nanjing Jiangsu China
2. Lady Davis Institute for Medical Research; Jewish General Hospital; McGill University; Montreal QC Canada
3. Calcium Research Laboratory; McGill University Health Centre and Department of Medicine; McGill University; Montreal QC Canada