List of Articles mental health of employees Open Access Article Abstract Page Full-Text 1 - Investigating the effect of transformational leadership on the use of supportive leadership style, considering the role of mediator of mental health of employees in the blood transfusion office of Yasuj mohammad ahmadipour Davood Heidarnasab Mehrdad Hamrahi https://doi.org/10.71837/jhce.2025.hp1t-nz36