TY - RPRT TI - Serum thyroxine by competitive protein binding analysis: clinical, statistical and comparative evaluation. AU - M Sparagana AU - G Phillips AU - L Kucera PY - 1969 DO - 10.1210/jcem-29-2-191 UR - https://pubmed.ncbi.nlm.nih.gov/4884887/ ID - 4884887 ER -