Dreyer, C. J.Viljoen, P. T.2016-05-032016-05-031961Dreyer, C. J., Viljoen, P. T. 1961. Abnormal swallowing habits. Journal of the dental association of South Africa; 16(2):38-44http://hdl.handle.net/10539/20322PKenDeglutitionDental ArchMyofunctional TherapyArticle