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Wong PY, Chan HC, Leung PS, Chung YW, Wong YL, Lee WM, Ng V, Dun NJ.Wong PY, et al. Among authors: leung ps.J Physiol. 1999 Feb 1;514 ( Pt 3)(Pt 3):809-20. doi: 10.1111/j.1469-7793.1999.809ad.x.J Physiol. 1999.PMID: 9882752Free PMC article.