Hamdan DSA-DHM, Oteer DRSL. In-service training and its relationship to psychological hardiness among teachers of students with special needs in the integration classes in the northern governorates of Palestine. er [Internet]. 2017Jan.31 [cited 2025Jan.6];2(1):70-3. Available from: http://467182.nmy9asj5x.asia/index.php/er/article/view/46