%0 Journal Article %T Normal reference interval for thyrotropin response to thyroliberin: dependence on age, sex, free thyroxin index, and basal concentrations of thyrotropin. %A Erfurth, E, M %A Nordén, N, E %A Hedner,, P %A Nilsson,, A %A Ek,, L %J Clinical Chemistry %V 30 %N 2 %P 196-199 %@ 0009-9147 %D 1984-02-01 %I Oxford Academic %~ DeepDyve