TY - RPRT TI - Thyroid function tests and oral contraceptives. AU - O Djahanbakhch AU - J Barraclough AU - T Hargreaves AU - D W Sykes PY - 1977 DO - 10.1136/bmj.1.6073.1413-b UR - https://pubmed.ncbi.nlm.nih.gov/861664/ ID - 861664 ER -