TY - GEN AU - Gage,Timothy B. TI - Variability of gestational age distributions by sex and ethnicity: An analysis using mixture models SN - 1520-6300 PY - 2000/// PB - American journal of human biology : the official journal of the Human Biology Council N1 - Publication Type: Journal Article UR - https://doi.org/10.1002/(SICI)1520-6300(200003/04)12:2<181::AID-AJHB3>3.0.CO;2-0 ER -