Hassan, M.S. et al. 2021. The Role of Strategic Thinking Elements in Building Organizational Ambidexterity/Analytical Study of Managers’ Opinions in Samarra pharmaceutical laboratory. Tikrit Journal of Administrative and Economic Sciences. 17, 53, 1 (Mar. 2021), 497–514. DOI:https://doi.org/10.25130/tjaes.17.53.1.29.