MEHRABI, Roshanak; JAHANIAN, Saeed. The Effectiveness of Positive Psychotherapy Techniques Training on Tolerance of Ambiguity and Quality of Life in Mothers of Children with Leukemia. Mental Health and Lifestyle Journal, [S. l.], v. 3, n. 4, p. 1–12, 2025. DOI: 10.61838/mhlj.3.4.6. Disponível em: https://mhljournal.com/index.php/mhlj/article/view/102.. Acesso em: 4 nov. 2025.