Rezk R. Ayyad, Ahmed M. Mansour, Ahmed M. Nejm, Yasser Abdel Allem Hassan and Ahmed R. Ayyad 2025. The Direct Adrenergic Drugs Are Mostly Stereoselective for the Adrenergic Receptors. Journal of Progress in Engineering and Physical Science. 4, 1 (Feb. 2025), 8–10.