Intensive care med. Intensive care med. Positive communication for decreasing burnout in intensive-care-unit staff: a cluster-randomized trial Azoulay Élie Myatra Sheila N. Heras La Calle Gabriel Jaber Samir Boulanger Carole Demirkýran Oktay Theodorakopoulou Maria Paiva José-Artur Arabi Yaseen M. Burghi Gaston van Heerden Peter Vernon Al Fares Abdulrahman Kentish-Barnes Nancy Martin-Delgado Maria-Cruz Mistraletti Giovanni Francois Guy Barth Anita De Waele Jan Shanafelt Tait D. Darmon Michael Cecconi Maurizio et al Serón Arbeloa Carlos Universidad de Zaragoza 2025 research-article