APA

Sayyed Kassem L., El Sibai K., Chaiban J., Abdelmannan D. & Arafah B. M. (20121218). Measurements of serum DHEA and DHEA sulphate levels improve the accuracy of the low-dose cosyntropin test in the diagnosis of central adrenal insufficiency. : The Journal of clinical endocrinology and metabolism.

Chicago

Sayyed Kassem Laure, El Sibai Katia, Chaiban Joumana, Abdelmannan Dima and Arafah Baha M. 20121218. Measurements of serum DHEA and DHEA sulphate levels improve the accuracy of the low-dose cosyntropin test in the diagnosis of central adrenal insufficiency. : The Journal of clinical endocrinology and metabolism.

Harvard

Sayyed Kassem L., El Sibai K., Chaiban J., Abdelmannan D. and Arafah B. M. (20121218). Measurements of serum DHEA and DHEA sulphate levels improve the accuracy of the low-dose cosyntropin test in the diagnosis of central adrenal insufficiency. : The Journal of clinical endocrinology and metabolism.

MLA

Sayyed Kassem Laure, El Sibai Katia, Chaiban Joumana, Abdelmannan Dima and Arafah Baha M. Measurements of serum DHEA and DHEA sulphate levels improve the accuracy of the low-dose cosyntropin test in the diagnosis of central adrenal insufficiency. : The Journal of clinical endocrinology and metabolism. 20121218.