1. Weisbrode SE, Capen CC, Nagode LA: Effects of para¬thyroid hormone on bone of thyroparathyroidectomizedrats. Am J. Pathol 75: 529 - 542, 1974.
2. Bonucci E, LoCascio V. Adami S, Cominacini L,Galvanini G. Scuro A: The ultrastructure of bone cells and bone matrix in human primary hyperparathyroidism. Virchows Arch [A] 379: 11 - 23, 1978.
3. Matthews JL, Talmage RV: Influence of parathyroid hormone on bone cell ultrastructure. Clin Orthop Rel Res 156: 27 - 38, 1981.
4. Jones SJ, Boyde A: Experimental study of changes in osteoblastic shape induced by calcitonin and parathyroid extract in organ culture system. Cell Tissue Res 169: 449 - 465, 1976.
5. Jones SJ, Boyde A: Morphological changes in osteoblasts in vitro. Cell Tissue Res 166: 101 - 107, 1976.