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2. The parathyroid glands in the skeletal development of the ovine fetus;Aaron;Bone and Mineral,1989
3. The control of parathyroid hormone-like activity in the fetal pig;Abbas;Journal of Physiology,1987
4. The role of the parathyroid glands in fetal calcium homeostasis in the sheep;Abbas;Journal of Physiology,1987
5. Stimulation of placental calcium transport by purified natural and recombinant parathyroid hormone-related protein, (PTHrP) preparations;Abbas;Quarterly Journal of Experimental Physiology,1989