Saad Elewi, A. (2012). The Effect of Smoking on the Some Trace Elements and Cortisol Hormone Concentration in Serum. , 11(1), 32-46.
Ali Saad Elewi. "The Effect of Smoking on the Some Trace Elements and Cortisol Hormone Concentration in Serum". , 11, 1, 2012, 32-46.
Saad Elewi, A. (2012). 'The Effect of Smoking on the Some Trace Elements and Cortisol Hormone Concentration in Serum', , 11(1), pp. 32-46.
Saad Elewi, A. The Effect of Smoking on the Some Trace Elements and Cortisol Hormone Concentration in Serum. , 2012; 11(1): 32-46.