American and Canadian therapists' perspectives of age and cognitive skills for paediatric power mobility: a qualitative study.

To explore the views of paediatric occupational therapists and physical therapists in Canada and the USA related to (1) the rationale for the age at which power mobility is considered for children and (2) the cognitive skills considered when trialling power mobility. This study was part of a larger web-based survey study and analyzed responses to two open-ended survey questions: one related to age and one related to cognitive skills. Data were analyzed using the constant comparative method.

Enhanced generation of suppressor T cells in patients with asthma taking oral contraceptives.

Introduction. A dysregulation of regulatory T cells (Tregs) could play a major role in the pathogenesis of bronchial asthma. Sex-dependent differences as well as the impact of hormonal changes in the incidence and severity of asthma are widely recognized.