Haylene Nell

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OBJECTIVE The GOLD guidelines suggest that the presence of a post-bronchodilator forced expiratory volume in one second (FEV1) < 80% of the predicted value in combination with a FEV1/forced vital capacity (FVC) < 70% confirms the diagnosis of COPD. Limited data exist regarding the accuracy of these criteria to distinguish between COPD and asthma. The aim of(More)
OBJECTIVES Indigenous medicines are widely used throughout Africa, despite a lack of scientific evidence for their safety or efficacy. The aims of this study were: (a) to conduct a pilot study of the safety of a common indigenous South African phytotherapy, Lessertia frutescens (Sutherlandia), in healthy adults; and (b) to contribute to establishing(More)
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