What is the likelihood of recovery of parathyroid gland function for patients who underwent total thyroidectomy, found to have embedded parathyroid glands intra-operatively and then subsequently had them re-implanted into neck muscle?

Recovery of parathyroid function after total thyroidectomy in which parathyroid tissue was found embedded in the thyroid depends upon many factors. How many glands were found in the thyroid? Was the surgery extensive, and thus perhaps led to compromise of the vascular supply of the parathyroid gland...