TY - JOUR AU - Boucai, L; Hollowell, JG; Surks, MI TI - An approach for development of age-, gender-, and ethnicity-specific thyrotropin reference limits JO - Thyroid VL - 21 PY - 2011 DO - 10.1089/thy.2010.0092 L3 - PubMed-ID: 21058882 L3 - PubMed-ID: 21058882 SP - 5 EP - 11 ER -