... Mariolis A, Mihas C, Alevizos A, Papathanasiou M, Mariolis-Sapsakos T, Marayiannis K, Koutsilieris M: Evaluation of a clinical attachment in Primary Health Care as a component of undergraduate ... Liakopoulou M, Panaretaki I, Papadakis V, Katsika A, Sarafidou J, Laskari H, Anastasopoulos I, Vessalas G, Bouhoutsou D, Papaevangelou V, et al.: Burnout, staff support, and coping in Pediatric Oncology. ... variables wasbased on whether the data permitted parametric or non-parametric analysis. Categorical variables were comparedusing Pearson's chi-square tests. Multivariate analysiswas performed...