TY - RPRT TI - Urinary estriol determinations in normal pregnancy. AU - E S TAYLOR AU - P D BRUNS AU - I W DUNCAN AU - V E DROSE PY - 1961 DO - 10.1016/s0002-9378(15)33508-0 UR - https://pubmed.ncbi.nlm.nih.gov/13775585/ ID - 13775585 ER -