5Youngwirth L,Benavidez J,Sippel R. Parathyroid hormone deficiency after total thyroidectomy:incidence and time[J].Journal of Surgical Research,2010,(01):69-71.
6Roh JL,Park JY,Park CL. Prevention of postoperative hypocalcaemia with routine oral calcium and vitamin D supplements in patients with differentiated papillary thyroid carcinoma undergoing total thyroidectomy plus central neck dissection[J].CANCER,2009,(02):251-258.