Khorram Khorshid HR, Zargari M, Sadeghi MR, Edallatkhah H, Shahhosseiny MH, Kamali K. Early Fetal Gender Determination Using Real-Time PCR Analysis of Cell-free Fetal DNA During 6th-10th Weeks of Gestation. Acta Med Iran. 1;51(4):209-214.