APA

Tarek Ahmed Eltoukhy, Ismail Fouad Elessaly, Mohammed Sharaawy Mohammed & Omar Farag Rizk. (1998). The clinical value of mean sac diameter , doppler fetal heart rate evaluation and single serum measurement of HCG and CA - 125 levels in the prognosis of first trimesteric threatened abortion. Cairo: Tarek Ahmed Eltoukhy.

Chicago

Tarek Ahmed Eltoukhy, Ismail Fouad Elessaly, Mohammed Sharaawy Mohammed and Omar Farag Rizk. 1998. The clinical value of mean sac diameter , doppler fetal heart rate evaluation and single serum measurement of HCG and CA - 125 levels in the prognosis of first trimesteric threatened abortion. Cairo: Tarek Ahmed Eltoukhy.

Harvard

Tarek Ahmed Eltoukhy, Ismail Fouad Elessaly, Mohammed Sharaawy Mohammed and Omar Farag Rizk. (1998). The clinical value of mean sac diameter , doppler fetal heart rate evaluation and single serum measurement of HCG and CA - 125 levels in the prognosis of first trimesteric threatened abortion. Cairo: Tarek Ahmed Eltoukhy.

MLA

Tarek Ahmed Eltoukhy, Ismail Fouad Elessaly, Mohammed Sharaawy Mohammed and Omar Farag Rizk. The clinical value of mean sac diameter , doppler fetal heart rate evaluation and single serum measurement of HCG and CA - 125 levels in the prognosis of first trimesteric threatened abortion. Cairo: Tarek Ahmed Eltoukhy. 1998.