APA

Darwish A. M., Mohamad S. N., Gamal Al-Din H. R., Elsayed Y. A. & Ahmad S. I. (20090512). Prevalence and predictors of deficient dietary calcium intake during the third trimester of pregnancy: the experience of a developing country. : The journal of obstetrics and gynaecology research.

Chicago

Darwish Atef M, Mohamad Sahar N, Gamal Al-Din Heba R, Elsayed Yousria A and Ahmad Safaa I. 20090512. Prevalence and predictors of deficient dietary calcium intake during the third trimester of pregnancy: the experience of a developing country. : The journal of obstetrics and gynaecology research.

Harvard

Darwish A. M., Mohamad S. N., Gamal Al-Din H. R., Elsayed Y. A. and Ahmad S. I. (20090512). Prevalence and predictors of deficient dietary calcium intake during the third trimester of pregnancy: the experience of a developing country. : The journal of obstetrics and gynaecology research.

MLA

Darwish Atef M, Mohamad Sahar N, Gamal Al-Din Heba R, Elsayed Yousria A and Ahmad Safaa I. Prevalence and predictors of deficient dietary calcium intake during the third trimester of pregnancy: the experience of a developing country. : The journal of obstetrics and gynaecology research. 20090512.