Gestational age-specific normative values and determinants of serum progesterone through the first trimester of pregnancy.
Ku CW, Zhang X, Zhang VR, Allen JC, Tan NS, ?stbye T, Tan TC. Gestational age-specific normative values and determinants of serum progesterone through the first trimester of pregnancy. Sci Rep. 2021 02 18; 11(1):4161.