CINXE.COM

<!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="120"></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: 'non-interactive',cRay: '9133cb24ad90fd83',cH: '8hVqAuMciJZY.WVqOieXL350rSPBiYqji.NdqXD0Ac8-1739774505-1.2.1.1-gIKwUW3PG25QdEGeH0YgbY.VtPQZ0Bb2449YGIPzkuT9eiNV4PWjvI6ujUl3DfY4',cUPMDTk: "\/abstracts\/search?q=quality&__cf_chl_tk=TuoOhl93rNEpGkv0IwYbJB8Su2Z3ttGnmIW2k9A0tDc-1739774505-1.0.1.1-cLdnxTO2eWZQLXmnm5aj6xRiW_wbvs9aUqfBkcrDtmY",cFPWv: 'b',cITimeS: '1739774505',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=quality&__cf_chl_f_tk=TuoOhl93rNEpGkv0IwYbJB8Su2Z3ttGnmIW2k9A0tDc-1739774505-1.0.1.1-cLdnxTO2eWZQLXmnm5aj6xRiW_wbvs9aUqfBkcrDtmY",md: "a3XhADQVfS46Adcn5vWFzDHmbmpbHL6k75fFj_.H6TA-1739774505-1.2.1.1-p7jf3Wrz8hoWwFupmOeNusI8J5._cldTNUTlYMLcZUIerbqcTYR13QX3.B0u7PQ0z.KDUhzU6PpBoSG43w4yIrEX_eXr_12jMmEfGszClJ9rVxsYyLS.3FbZJBap1869jvDTkxCVPPHCdfDcXyvFKhUdHe4HSKwz1GUjOKs9ycbcwa7YAULV.Z7V.xPATQ3L1WoXL.orPMk321vbfSlpzxiSREX0dQH40RaO6FNHIoQN0.LJl66m.D8I5bW7TN6kdEu8h.4rgke6BMZmq6Z_BHi4Bu1Z9YG.9tpITvV5LwHJlgZZs4Fv1WWZHmj5WUAjGl1gPW7KC2jB4mBYtEkne8kyCDOWAbm0knds19PMHbVuySlGXytMiMlx7AMhNMSe.ah7LR6CjgMIDPlBe8EyPybr0TQT6trx687mvrWU4lTZmCT6f_C1p6Y1R2liF85HsfRpa38wX.Z0Jzn.OZ1lqVUVz4sHaLgqdTLTsNt138M5Dn2sAgPcZz16jRcaaLlXL3qT4XZ98ZcRUTC8lMA3zFwnAONkv95C27OybTmc6N_My3WTuV5ajp4YKkkaVjhmo.HkWTiOzpUNN6oAPQEK0ts1bRWUG_dgCzAum3dakHXym0PIZmKqL2wc9wPJ9ZQgHVg08I8m_3DTa7d5Y52u.wNZq.aw6ZFeX4lPKBMWFO4esEGqDjR0xdTkU7taUtL72d.n4.apRP5xfp09PKsUhkz4P4yqDUtCyXLs3jjsyExLZ73ajdGGOUiiSuy5tNsBPoO1Gzc48ypjY5F9zBZHL1_cOcv2kG4PI.DcDC8noa2ATHgKEMXEBbOBlMsBWAA8INabqfYAE54Urw36ha1rVf2LuPQbA8c_r_CHg6Ntr_I17wrwkLXFS6ZXUqHwcaevZL6JuMKgV3lyXz6cj8EW8N9tzGr.5d_aF0c6CIh0GrZa79QKrjnIQHzMyJJMsOxUj4ZnEIUM3iKvRv1Gj2HnIvD9PPR8CpajNz3dPRxOmGW_jeOMgVIpe8nIGp_sCd21zL5vzqHeo9DYLISSiD5lMuAYzS6Rj5N2yOraLIQlb1NodSwLhWeTaJFy25h42xgg.LnjvboxQQCstal.3FFiJCXhce3Er3FQPKaYwR2coAQNuNmIlnIjnL.S8znTwDnAzPokDOPD2MYFtG8.inof_9evpnk_ksLtm6MwL4xVk8Z4dmf6dXOGMsYknmii4zM2JbRd1NT4NZPfq5ggJJB9dzYLtmXoFjnJrqgrqzHcvgchzyJphvT.Uj2ryCnuZv3Jz_gOPCpwCTlQua562Urqigfks9jTwxCWdNgaxdVXntfx.m90yveH2Pw63AiTD1bQUukT8f4w0fbW.wuNfp7Bl9d8ZpcKk2jrxFIkrOmnCb.hAAX2TMFEaoWqHn9drmB.pJrY_cFiNQHK8et3AEtA4UCu7jGLBCZA_YxTI43aSj4tOcfrW8RnrIyDKNNA.lx0e2yJjerZseG_d6xmppxBwnADhkUMtRoxbZ8_8f2jNp8V8ei4FGBcuthQB_8Pw5FpUHzplr1mAH2gFDfHIwWHD4HL7KpbC_ogruY24KZiM06gmqevg5Ehdsia9Y31J2q5KoDfOEncggIuEAdf7DygimYRkHYEi3.BO6Qr1iGbBu5U63RztMEWajH4FtLMeYrxGxSNK5FuP9DDklltwkfwEz2jdxLL_zcpvWsvawTpjc7ncg9evYN4GmiMv_HyjO4X3eKPXgFoO9vsNn8.t0aI.wBjFIqTLj3VuqdJMi6hxHeiQgVqvNaovRu6TGPw.XaDOgNzabLyEIU9qDJNc2yYfurn.ZLMIxCPB0hV9Ut1QT8V_91yHglbHgO9hIGofeznyfLXasFhGzPKpy.J7OlDiseMBe_6GL.PERIcFJdcnKqAe1dTgmQVUeTDUik55qlFARKK_bFq2JOpEiRJeiLbDA",mdrd: "t7YbbkUAbOxH0UD1Occ_4RuF_FGj.lq.M1VpVuLy92M-1739774505-1.2.1.1-muX85WMlZ6e8ms6_FxL9tTHasS4xCIl2Zsz18JaUZVETGY6bPJB7hov3qGXbudG38JE.fa9G_3IIAYv1Z7vGk7NkfH9w3Ac9ARt625fauds_slWgjrDtS1azqXv08C3Rv_CTV41UQOtaqlrpgw8FOA41dloLjlhutk5k9BdhnrvEIsq3pvZomHOldO7KMpjk3oG5K27iciwmOzbY85jLETTMiDO6x0PnQtMQZWln1FZCPjZ3UifjEm722pyQE52bkL1lvU1cow2t7gI_5R1hYPHeNpxTWOqphjvo8nxZIA2zbEBVIfCd3iUQ1BKTeJ1Lh30YXQmkQNLoyV87Kzmikilu.__45JngX1aYuobttDlGlXkmKM2ckMgdYH1E2rPg74SqDW9shDUrgfeoEtEsMDZbgzUeDOrJqMyW68wc.loVIE59ZoO0MUpmgql2RcPDyMu3IViMmZBCYgRp4L8wqjNLhczKYop__uo02j173aHBaarN86PHMZBMn.BFuiW_lwZ9B.WapNHjJjMQgbtEsDyqG_Nw1C0dF.EktqamCOMYC1TmdaNr1.MK91jAzidYwhfoNzhfRZlgBa.oQPODpWEvEeRXE7ZhZKyYiA1VjKgLQBzEYOdhU6tlHk6Fq1PV7_DfkOPAaxhc27X3HNg1KJW1KEVRDRD2Tbzrm8uX_4prLTwbNTCT1Nr6vEQ5aKsiINS8EUqex7wR.iDYBsLTu6zs7KdVCfpvLQAk.mfgGvioN48hl59IeSDIh39r0HDRJCGOF5hw3z11OaX4VI0z0aIl08RTLL4GYbHDX7.PPlYXxPEbsO6aJXHOFK3aAyn6rNoITIrSWTOZsg.i6t12IpupYYpvl6wvmq976Kwze5ZSqkT53KOWoBAczrEHw4Z0CRtDaQ3NK8VG1.aYiV1Usm98Rtx7E5zzDEe8Gu15fYD.K37nEdpXq3.jeE4svEMKLc3nlHONi17rB.fDduWZnvtRZmtbszvD3DZ0bmHFPx4kSUI28F84lSO9Z6P4BRS3F6UQZjQBQGNBmWXcIF0BjuLIFeWRW3f3hItUuGh7bGY4gfsOq8q1ky3FcbHriPU3gqlMx59eMsApLqbgTDSHglrBDXDuaOKm_s.ibLyMMkAMm7PwTEqSt8Ml1rmG4wwrs5V1AimqSBatfitOJspIrCvtjbSzViR4nIQqge3FGokfL58myRe5cICdRJlcKspbgNubn5rw63AyOsRIxfO0TXXKRQQpf5groCKiWyr9nfSE3ly4EO0kVoDEgDObNkS7qC_.iQJWLoFQ_yyIpByO3tsYDHX.WcgQHGA.MN7zFfYPE.J2jMllKoLowjgCKYpRvzonKsEglnXgbwjSMoQZemNtbmpsPWX3Yw_UMWUcSXjg8lJG6INfUFRVBd2ZRGny0YnQ9KaZFeYUQgYcC2IrKq1AkgOqLDYKV7Zst0CmfujKbrCOXxVREtHAj8zKYR_NQpocPyualy2NJcfxqzKOjHtRBE7IyTJxK_HpoFK0UhxjSieO70VgKRvK0ZW3DwDtzVlwXpBpiKJL_t9VaKBpHaBz2eOKNgmyiA3Jln0Z90J.zuvxwWU66nJVO2M75s_8x0g.CC5wXgrVnvSMjPnMnP2.CkfHulUukIM9DvgjJwkOjO9U0hR4kQBF1152kZTEhbliIgu9Y9Znq7KkYS7vcdobhwgmEO.8ZSIoUphLtpITIxxf2qWwC0Yvb4XLyd5omr3QO516mSZyqjRzbplUSGwwzE5mhM_rAZPd7zVEiMza7kz9qanYrrFy1MV_yyc1oKvQKxGQLnG7Ib8_JTZ4gWMyYfMxmJfFcBQvPRTI6oXSQYesjIDCGlOLK_1YKWx9fcbljTsRBS85xGl4.tAt1JeuFbURq0ozo3.zOSSSVveK7CCUKg21YdV1oTP.HLgNCFXakSSNIGhAbnSOQOwCFJA6pkgMdi734hQRUuQWx3fAp3zefErUs9ebrsuopQm0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9133cb24ad90fd83';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=quality&__cf_chl_rt_tk=TuoOhl93rNEpGkv0IwYbJB8Su2Z3ttGnmIW2k9A0tDc-1739774505-1.0.1.1-cLdnxTO2eWZQLXmnm5aj6xRiW_wbvs9aUqfBkcrDtmY" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>