CINXE.COM

Just a moment...

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "publications.waset.org",cType: 'managed',cRay: '919aee661c6c455f',cH: 'xdSgmvWAxDH8XatsJVTPAoR56W8DfX55vKyYhx2AjzY-1740855983-1.2.1.1-NHbidaPFjuHK1x1k.Qesr0ihGTzpkGlPnA2QRvbMsVBVLAMMvIS9AYsEu0vvORSX',cUPMDTk: "\/abstracts\/search?q=Sarah%20Lewis&__cf_chl_tk=iQovxp1fACBapAiFFV30RIjiF0TJ6sPinNDDVc6N8WI-1740855983-1.0.1.1-63B1JuV_dP6QlpKvVozxCBssquaWRf.yB0SlHR7.Utw",cFPWv: 'b',cITimeS: '1740855983',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=Sarah%20Lewis&__cf_chl_f_tk=iQovxp1fACBapAiFFV30RIjiF0TJ6sPinNDDVc6N8WI-1740855983-1.0.1.1-63B1JuV_dP6QlpKvVozxCBssquaWRf.yB0SlHR7.Utw",md: "n_Psq.23al9tDOPujlbjh.GmM8aFCy1w6eiIrWofA7g-1740855983-1.2.1.1-MvxtOKBAB6Mceq_5wuNDd0ZkD2C8NaeseJyOtEBKP8q.NwtLHNQCKS4vlOR10zRJjqqSE4L7_2mYviWGOAa2AdWHtgK_xn7uMcRaB1SoE0ljSXUw.Xb8er_QqHfmkDHdtMTFkYqB7PLoUK9FyEbfNUCESiNbd_BfdfDzbPijBls1gERkY5iD4DsH1jZXy_6zPmcQAbz7FHVqSEVwwzHpBHQOF8EsUs_zvTQDaBeuretQcm.__EjTsN6.JTeypp1QyxtGVi6cmMQzKZNESIGCgVslZEjtd3TQFjAhUr26xYekTpsWaTMqDSeXojK8Ii55cJ6YB78pCYIVGAl5tIyX5lTHRzJbuRb.d3FuGIV3Jy8JIYcrvWshbM8rjLBdCjF6fyL55rCDRO1xVZgzYAZ9H2nDDiU74sa268gEQakDEfH6buIs4r8QbBtMme.cLVCUSF.Yx59Z5N0ZlRC37qtXSYGXDcoZWvvPLJ.A6rYWkb70UWXH.vliv.PAHy3c03zfHZOmDQ7OcEDvej9ZH0Y64_0m9jM45FSUIcnYlSGf.G1hicdXeuLFEPKS35jzTiqytXvAH3CLOG74H6dFjHgbyjruxOac_McK9NthrJJ5BRALWjMSDlEWturTiSWTClb970bgqrfVo_r1xSqlK8oM4JfwIiqY4agILiY7CJSnsnxgfVylKxbVRrFTB6SylNuhVdshuLwHuJbubJHgazq_qlKNIVrrD.I.Y2gz7auLOoz5WyREWTOw1Bm.kY5dvJl3p46V6taeIbD3LaL8hDWjbDbREkbRCEYGbV7Z.96GC54sNVo3Y6NRDT7rVGex3vE1FHXPPNS9dH9_E2hE_Ne_hJaDUlDE6M3ArhvHIeOW90wWtn2CkgOtsfzfmOwcvJuQbc8yEp9xJqOKrq_PvLPwRbCFzqqaA9EV5ekAEhZb9zgYwWz8WZ6MyWNBIicvvJGCcJ8CExEC.QZPxAULcY2hKrugT44x3JvlBuBW7q810VXeLXXGqmkFYQWoHqQCfanGxOoD5z4S.XNInFZ5.pZt86q4ymkXqj1jN_JyRNmoV_PKZecQgp2AGv3zzyDUKDHjz_HfYuGY.05g8Itl9DwH0g0q11JcI_hgpjLkTXD1YxMJSU1jaNnxf.70ppiaScr26BtWa5tPUA5X39yXbfjDDJf8tcnoad1tF0UNywTspnfIDdwveF2Fj1tLiimRhQWx.nbi6V3n.CLBxXQonmYI2m6Y0OmNog6Talou10f3.Xlzf8ju7_LBhzL9NKEyDfOBossBwY0dAOJhsOwEcKGxBw",mdrd: "SAwPW4X3vj21Beox2Ehygv6AqzKa.LrM6OqscqSOJEo-1740855983-1.2.1.1-be94EV4Br6IqJNIAcYQj_E0Nanm_fXVYBR6QNaw6Y9Dswxeb0ML2ZgdhfuOYYW8b50R_Oty7I8R363NEAQhreFV4PMkMO9kOh9rgADe7tfldOxLz5oE1Eyd9_jxpZALjoj_fW6eUmZw0ZoiPy79VJSyXl3XsKaLKBnQjQD8MQcojpb8CZoWFphVRqYnYcHn4NO14orQwvk_QAymni5P2g6XOpoFqpc9tokvKNaBZRxNVLFLU3RFgp7Ka8t8dvOHSuGaD9NDVM_w.H_mu8UoIM7JmDw4j8yCjAi14Od9bLQQd4EkW3Z936youMsBaY6ICNUlJHJKV.P5M04lfw9rCVra1Z80dJ0ix68TO2EF_GY2cRwxrr91t8tz4LeRu_52Os0qab3wsedxhiu5j7BOtgrxsRwMN1_wHWHpqfwTDVUYsxJUpCdAwxZaQKiuPmAOGE2hRzx0NCosPoldOYrBjrS2A3XTiouKQ0CI5wqmoCFc7.OfA8PqB3JksxuNjW9KM20UKkT28th5.IXdhJRAOUcT4PPKy6P8.AjVNmEwxSdiUF0Rw60xAcx54vCYp6ZpF8PYT0JJc4lCdaI.j2.iy8zXgb1DR9hrdgn1n19h8jcdQafG5unxvuIxDiYhfwRjVGqeub1L4Y00BLf7OblaVby0dMQIYs6Rr8du5aUAO9ANBBpoOy.8rGVcf1FxXIVHf3HSASwVwXE16HMqv.swxLkGO3laEhPGCovcSmuxUCnPw9CHZk7TMubADdZNaaygQ9j83gz89B4zSGBSMpK5F30mBU3JLb.XtXQU2UyI9yWIqwC.SsBOyQL3oOkhwC3QinF5W04TmAvdJR9vdLNLT1gYY35.rYvXgvLhktw4fQ1XB04szfdDvfgQDvwFq5U_QhB5SyECe5CRzyDySy0A7YcfQGyQvbhFBpMMZwd8BQgoz669wDe6ReBE0N6Sj8EoJApVzkIMuaqiOWvMyrHznhtdHVmKVjlK9ezw_LWf8piwttNzP_EblK2naeO8yQII.dDWZwcePxjuoTHuq8N5h.SaeOjP5PAbz614qNSavJeFbm8gZlvlDs8rLnctEo.6CDzrv9VK97O_2TVIpxFwUOOHgSKcXmuH5Djrdco8otp7js8.d0sotBjz0KYKgBWrRkHWAjHLDaipjKB_vYJrBSbicGvv4pGY1lqqFCIjJZ5qylIPwu4ba7Yvi3VO9j82YuXTrZFodnRK0t8p6M66S5WPa5fM3ELG3NHAU0EylASfCj0qqkbZ7wlw0YTQ.725lyPDM0FxF8AzpOcIRQJxi_gkPnV07kAguZfvtXpBoCjx7yuncn7xcMlaUtnXXQ4Y1seyctkqHRL_TZTKcvrqE2BP.zl4Vrn3.8dY.G8173pbgyncGcGgP5xTmCRgZSTSYhHvaFQZFqc1XVwe4W8mt7ieQ4oXNb4cBGQJWwe9IwuQM90r0CyCeOKAgnIjbLj77DmvAcTwfhms8FJMj6lnEComc.xLn_pdR._41ILXPNBvfMLezOd6N7tGu9isLt5suhO2EL5MD7URNdBuDP3FBn26qg567vx.HPSYucGcJ83e3LbFP_EtvQttLC3O2YpD_FGsNxN0bZL.Vq_pcpTQV0LfDPx_YcDMhpAdtaIx43iGuemJ3wMSVFGv1PDss6eYWqoRKs80xSSb4SLAE61A6DkF0i9xLjooKqzgpbSQMpOr3y91Z13yrGhdIH6KsBKZfPFoUh4m_.0L6LHmlhE2Tf1VQYYan5hdHGk_K5fEEevu3brjsanbgVF45ZTiUg_rRoN.qcBX11Iz3Bh4B7YdmKI8th.6dekEwQdix0tg179ZI1WeIKk79JWMjeYlGk.GC.xhlCQoFSv6OMZyj3_bSHjJZ.LzHUmDMvm5ihrsARl1Pz710Fq7oqkw_irbP9CecumyNMdqtbT3oqSU3qdeJcyCRDnxMP1i5ouKSU0Y9upbIpFIVagEmwOUSeKlV.QKdqpDUrNfDibhfcGoSWlGe7g"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=919aee661c6c455f';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/abstracts\/search?q=Sarah%20Lewis&__cf_chl_rt_tk=iQovxp1fACBapAiFFV30RIjiF0TJ6sPinNDDVc6N8WI-1740855983-1.0.1.1-63B1JuV_dP6QlpKvVozxCBssquaWRf.yB0SlHR7.Utw" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>