TY - RPRT TI - [Sonographic localisation procedures in hyperparathyroidism -- persistent hyperparathyroidism after removal of four parathyroid glands]. AU - S Rewerk AU - S Post AU - F Willeke PY - 2005 DO - 10.1055/s-2004-812945 UR - https://pubmed.ncbi.nlm.nih.gov/15852179/ ID - 15852179 ER -