TY  - RPRT
TI  - Laboratory based study of undetectable thyroid stimulating hormone.
AU  - M A Pollock
AU  - A Jones
PY  - 1989
DO  - 10.1136/jcp.42.12.1237
UR  - https://pubmed.ncbi.nlm.nih.gov/2613915/
ID  - 2613915
ER  -