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: '9136ef7e0fc8ce11',cH: 'y9M0D8oWq3YbsIR9luMR4VoUj.CZSvtAodaKqo4twYA-1739807451-1.2.1.1-qveiUrkzxake_Kh6GQk4KU1ma50FH.g5O8DwOUMkXk7WOP967SElothsKU5IVbZm',cUPMDTk: "\/abstracts\/search?q=Nermeen%20A.%20Bayoumi&__cf_chl_tk=ssS5xt8O5Nu.wWolWajnykNwDzM4Chq44jcbhCUMWoc-1739807451-1.0.1.1-F1_Z1SYe_Mg.QgPIax5UVbEoFzA2ps.Op17V6nt3MUs",cFPWv: 'g',cITimeS: '1739807451',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=Nermeen%20A.%20Bayoumi&__cf_chl_f_tk=ssS5xt8O5Nu.wWolWajnykNwDzM4Chq44jcbhCUMWoc-1739807451-1.0.1.1-F1_Z1SYe_Mg.QgPIax5UVbEoFzA2ps.Op17V6nt3MUs",md: "1B6S0lvmtv91UxrbVATXzYtBzXv1lgFvAiviPHF3ZhU-1739807451-1.2.1.1-13KTlgDxzlIVCITCqe0fBuIGzgjRxNFio4WRN_XPrgmcf088ZWwO_eLqc9feeLktPshel2WgaaHVjBXS2yReSJQsynMKOXqjL6VGyU5XkYdHqvoUlBvJozRhY3w1ZTCEY51TX2CdhpHkkPUHTP9tJHYZzTq9Ib09BIKE8JcIP_54Xz_gojv1wKMn4injem_7afLwiF.yGvBim.7tz5_9X8_um8AhfY1BGU.PKfSSqKf.UwjGJfIAgAuETccdJcdzUodqqVNNvxDiobCuH2sENsUbPtAKznt41zPAQ_XHzzfuHAQLO4j9Beoi.TkH2eMTu5tFUxo14i0.1XlBoh_FtQ7u85R_L9KOGlAmrg0v.Tl0q29nsM7o9ReQW3qhZXWoVLe.KQgXV4aWFEpmhgV8KwjS47jEDkz6oTMjg66p3bvubJrBUF637aynkYloZMdS36QbFwMQJHVFRQ6yTtUHJYYbZGti5tVVxXUlYTn3mEhrLBHwbLWBuuzKb0LouiefxfpWG8sOoIorHkUKhEbBesLro.LcFZ3lA2TX7av_lG0nGv7aXKpJKeAw2tzEXRZGI7YBa4j3yU8EPFSmE7YL0BPHAE42v0QP_fjPGDPP3WoDJCgz2QP3WvqrdXLKKWH_wEgYovZWiSDiGQy47hRpOyFe.nfqw_YGbP635weXS5y_AWfdH0jR3wZGEd2kiLJ.._qPvwSH2zsZsu690B8iEDOo6CrZ6nWgd1RSJeSq2aQSHruMY_qNHk623FtpvgapbxqVbyvsIg07MDs3P9tSwVHZSqgJcB.i.jDLpjdnIsXzeAKqTCm1z0Q_.NUt9AtWquCewAmT8EvpPlc0S.Wc.ypHIwv29l77KL9KLQ..HBbhKDLvzb1suiggndrGV._lvMeaVWP5S25Fs82LyOinX_XJCIw2HxSPksdkiiiZ8.SWO_JV6U7UASV5pGCNJ4gsEhHjMFfIPfvo5kK.TSvayC5xNtFuKp_GhOCZe8uAdY46.XkoxMQQ.ls60kFjVDaQmEqb.k9V6BqZZP9sLUUJUpHPIgSLsX_nVp97gjdwbQfHxuexev.Y0RpNQUs3sU7hEIM6lscHInmkeLxgC3rxm3imZ1tPZj.dxXcyUGvLQq9gmXyk.GrQjvJg9bwv5HfWe7jAcz7JVd0I79h9HE0tGTB0zmcMIx6wIIwBAA9L4hZblbIsxio_DybMq3MrwwPdiprxcXBAFP1DMTYm8AujHqDv_8sS_1NpS3hx_sH4zeUgAUc89uP5_Yf5NYlaBLaoou3XrsqzocimKT6YTf_XG24_V.R70N2ZOjizg.YNVxBfxA6W4T44EgBGP3OTX309kbskBGLdZy8NAznA_YgzJdo4E5_uKKf4723YefEXV_jWv2LUtND5_5SS9S7HzmW3ngwGgyTWHbSxXhbYvjNqMgiLXkxTnKFEd7BnuLhQWIISMW1_BSXsvqneWVdcZ2TSZ49EpsFKjBqNWHzvaBQifXo3e_TDXEtG57URShKAKOHM2eedSBMYd7n2VSljsVGGJsWCuc52lCv0cv09qc5Hg4RrO8WzeUWi4oovedYe1VAqeWSNm0G5RImRJHsU3iAQ2f4KZ4erJGy0DJFoisIVOxn5FTWVzQcIheMr1OxGTAKp8oM1q6_79eW.neXOUJ0k15knLxLhEvLXaRS0x11yRMrZYIGiu22q6y9muptVmxRvC.a0OeOWHAHK5LV4Yn7EY0v4N8vIHvXYPEyvHGr8QHCn_B1IyfwATO80sO5jAVhhZ3hemT5uxkWWwGhagdsTKV2OVDBbtJ0Z1BUTlgLQfOuNnThmeTRohFCkjpzTzyVNZ07_M9580Nj_U1Pf3abdlWySjnCcdtFKbeCqD8nqpAjCvAZSdO5d487Zsifwh1LXtNO9vWWc57FY53QS.W4Atwb_BcrtVl9RsSdh93HGj4Q_WPPt7Gy5GE6YqekxlcmXzB.y6lMybXvB7uLIHF6X",mdrd: "lEyAdaT.WpW1taj4jHphPEYHhKYNuakpAk8v5vHbTgQ-1739807451-1.2.1.1-3Zr7vEdkyREXCXE7NctDfMo07twP8BN6Yn375vmB1Q6pIZvGfIaxLgPgYjREyhug8zF0SHOP1uihb9moCFIIz9jK8klCgcQgwkyla6X2HVFUN8Mzh2qQWgBNR8lBRQktWYz.Oew2V0LZxyhS7RWYrN3zoz48bSxrSqxUUFOhiThRliNobq6EnTf8Vwm0XVQdnJiwFzam78T9_R33qESLpYFZc3cvB766WU20hKkYW.g_qeRKm3e7jsuhLydVl6WyY4uUdVNalspGnU.8XyNmHLoxaQtoyqbz2Kc1kcbHi.m8rJGmgEt4lbY5TwQGtLn5Iy0fiyQmqZpMSKW1U.wobGEN7SNZRMALp9WBlHo7Z8ECIJzWEePPf_S1VTLsZ5tPUc4uWXf2N8r96NW5.o.EoXNMxupK3rPBEDurhLODRLlXR0PpbNS8RZZ_D3jVPKzDxLBtTJsmRexY2ayn9VOf4RyAaxo5tXCUGLPWgaFnBXu2TiDetQfjWBZqcMDP_tb51oF.Z1rEeh4NQWaRDgRpE7PKXP7O4H2lz6RVC_jRrVg3Coi.lsdBor.gc4ZUCEy8RCzWVbAzXhcknnHYRAvmunY_AcNjN..Di2sxAXhQApUQn8Kc7LbdT5aptOts0Wx8Tqth9wQE.wGemK.9YhpAcEYMTqXHc3auVFO4AtyQbTzX9I.7RNuPan_ZpgcaMa_SxnCamLH3U6tXCTOdPtA6SfkrVpPs9ix5srTtixAqO3rLBT2zTmLRPX4tk6bLlR9ad9OIprXzuxk4kAC81z23kezbC_xuPcDjF393TDQVdE5gmL_4sykIaRXUTkNT2EXeyni33S9VDB_Eu7dQj07oK2MiGTDQ7ZkJe8EZ9ue7cMhR3Jq_Onl5jJdPdCtFclhaDeXfUZkeYRjft3KmDawM7rstqp5hfBcl8agwv3TnAsQ7fYuSnZ3roNA7lzXLHRg9XYMYqbMKiJkQ5UkjinChaClmJQM4PHuGXtPi8fzG47uaAXTm3TKtBKdgjj.KziLjU7l3lz8ywyuK6L3y4FssnmFnnou1NumqnqgA6gUej3wHDTVw.xWpa5Fn.s_4hgIMh0cayoZ6kx_WsLwP.PQ7mOa.smsXYyA5IF0jZIVOj7EDyVo5EL_nhvoej2NeZ_GmC3ZwO1CWngqyfvT4HwvpnyF5w5uS5pyByoBVC8xY4cmy80eyKOxymtjkVgI4x65s1kp5.nhMySBD2xjGg.7GFxssTKsugmRSW9HPJzlHx_m_n1loBSHJqCW_KyzbvIbmOeZRJTCvJlVo3ZIacZUhU0mJM7FfDekUFJsX9eJNZgUNTDMac8oDJyJedDsrqr3PrwDEd28cPfICBWef0Mf5GYWgW6NbttFoZQqyElf00f.fBJQl6BH3UkrBymXzaO.EkPzTaLBY16ZK9uTskQwYqt7XZ0MyrJnJAiH2c9r0JkDz.jYSKR.IZ75oNq9HsK1amgKgzqJQHSI6rPbzpW4GjkMUcnZ5jpdHKzdoqTN9by359Cp59pR1ulivHGvZE8kRxhN8WmkpZIUj2KQ5psfisiYpvbTzUjbivL.ckVcyFewHop38BS1gQJ0Vh8_eN.bnObmHEJcTVnOvXWQ0A469lRYVLOT9V1UFWt5v3L_r2qe4bf._ySgsu.zTPQvrCJ49CYA4oOtGi6rlC2eI_bYfMz.hiH_PR9sJfmRDRFlkjpdHYTWOBNvYqn2F8deN1RxzO9wsJJMT3D9LiDPov_uOMIzQgI36sTydRytYcJkiMC5_fxMDstviWXu6KaF3PsC4S8oNy3BFWcr2rBQezMLlJfNND8vLoN58EZku8HdvuuwWQIk6ystJdAa8_eVA_hG3Uf7VMOLbqRcp6TRsu8DjFOhnEcnqa.melsMz_RB7vMyHOZ5dCO4h70IFMuF2rkCAiDYUToekqRhNa3rf94PWEdeCabQqizDlmTjL6CxKBqh767I.bEzbTg_.FCcjVwtq"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9136ef7e0fc8ce11';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=Nermeen%20A.%20Bayoumi&__cf_chl_rt_tk=ssS5xt8O5Nu.wWolWajnykNwDzM4Chq44jcbhCUMWoc-1739807451-1.0.1.1-F1_Z1SYe_Mg.QgPIax5UVbEoFzA2ps.Op17V6nt3MUs" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>