Irvani Faizzah Nadhif, and Muhlizardy. “The Relationship Between the Transformational Leadership Style of the Head of the Room and the Psychological Safety of Nurses at PKU Muhammadiyah Hospital, Sukoharjo”. Escalate : Economics and Business Journal, vol. 4, no. 02, Sept. 2026, pp. 223-8, doi:10.61536/escalate.v4i02.662.