TY - RPRT TI - Normalizing intermethod free triiodothyronine patient results: need for commutable materials. AU - G Cattozzo AU - G Scarsi AU - C Franzini PY - 1998 DO - 10.1515/cclm.1998.138 UR - https://pubmed.ncbi.nlm.nih.gov/9853805/ ID - 9853805 ER -