TY - RPRT TI - The immunofluorometric TSH assay as first-line test for suspected thyroid dysfunction. AU - H W van Hamersvelt AU - H J Kreutzer AU - J F Tertoolen AU - J H Thijssen AU - H P Koppeschaar PY - 1989 UR - https://pubmed.ncbi.nlm.nih.gov/2689895/ ID - 2689895 ER -