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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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: '9135eff0980bce55',cH: 'ZxbvQmnG2szXe.vpojma7RGTQPr6VQxSYHjZxGh4wC0-1739796984-1.2.1.1-r8tak.Vxc.kUgHDH2jcvYmiBPuYI1lRGYwQ9aiBIarWKP.dl0LLHCBTu7gRhDaaB',cUPMDTk: "\/abstracts\/search?q=Muluken%20Asmare&__cf_chl_tk=dmn5kQ3cdpGrIA9ScIbOSOFvOAl_9nuyKVpCBgHHz5A-1739796984-1.0.1.1-2.MkGI4E4DAfGbxNyuAKHMOEzNombnLNXcr.1DhzjR8",cFPWv: 'b',cITimeS: '1739796984',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=Muluken%20Asmare&__cf_chl_f_tk=dmn5kQ3cdpGrIA9ScIbOSOFvOAl_9nuyKVpCBgHHz5A-1739796984-1.0.1.1-2.MkGI4E4DAfGbxNyuAKHMOEzNombnLNXcr.1DhzjR8",md: "zdmsc7l13iqa2s7NHrn.Ey8s1ktQ6_m03YmbiNQMdt8-1739796984-1.2.1.1-Px3qr7D14ED_iXeWiuj4FCPTDXnG12TZdfpNs5bobtrUm60hN4SGNrvAkLnTFp1NvghEWBOmOWzYW7SifW.Skbj1qNZGc8jIN5ReACRRNpgwsX3xt49OzNZzos_pOckNQzRUPPz_h1M4.ACjSwMo8Vwc1Rpqnsso3ELo7_NP2dSaerSEnivvdhgVLa9lbLSclYVCGgv5r2TuYomCwcFq5CMfCeWsU6dF9B.bkzcLhDlzr1Iopksf841fuMOc1DGf_DEfffeQzMepY2BetmiZCabJJmCqAFUTNAaz5wiubRQWttVcM5E_2c60G6L7RfO1uRvCAlVS62PcJ8THS2fk3v.Vmfjd7iKKCU_B7hmHWkWQ9N84eYeNuiVPSGN8klYRG1eGM_uYY0QfR0I4_OueFa5ILDwRzJmDMmYUO7ttSYOt79g7I8WTJFLElyAo28GE0nhyqJDFi9lQ5XnLtuiNR_7PcIsBKTLgnEwn_c4HCtGycUJD0hEQM5peSPvSijOyzgErrp4lVMzKUYKmD3ACXH2n2TTXuuS17_51HPO3E2qzyT08WO8El7L1I_FWRyPYeJmKfM8BgeqImtYYjbIVDcL9CGQKS6QV43CUlzd_qJNtYLvDkZWwt_y234TnfxrE4GBD8QZPq1VFSYVgJYl2ilRHOnioIubDn00NDnaKp3jcmieQCoyeyH2EbE3VSTvj1R1Ce97wvwEySY0VLrBxkYa5V0V_tlro..3QS4ylJ.1B54uM5GqBeBaXWEqhy6bY7cGBDZhRUwruGlaPOs9CLEm859PBfkBfFcKfLdp1JVWM6w7s4u6IN62IZY52tQSaQufwI4uj30mQALs0RliqlBm5IiEWPgjkO.jy0GUiZ.R3mNR84mb1Q8ZXbdloQExZ1XfKUpaALYGFVHr6NDOvPFZmjI1NqGlxmvjYsBn0n2yP3jSCvd_X7wVFLlIlFY7s5iOyGFpBEOhE3boMil6EI51HkEEWeyL2LtZUDAcJfsbBUKYjvvA.aPd1_Fkv.qHDFysP1AzilFX63KWpTWmCeoSA.JJxRM_ewbNUBLudVAfWT4UokFGYUWcEhfrgA4UFP5EH8UfriYUOVdje6GlsdmHwdUuuoQ3Lh7AP5iwOG528pHLuEp_WW66E3wiRAyQjVUp9B70PwNeoWkH5u5fBvz9M1lVsCAI4lmPgDvf5m4dSo0yx3Yzeey9iFOqpMvjcz_Ya8z4iIpPeS5bZwDCqXndcxYp_Z5tPg2O9wQ4qh1YaFUf3F7EloQ232Xy4Cjv36S5m27jKJhdp2.h2lh5Vpvbfm8pG7fQoHJi19Dst.Gz7HnRYTNAB_yUfGW0AJIJ5HMSy9AUHgKpFfRLKqNYw253kLHSkDcgHHPcZd7Fa0mb1WNCvDWngE7Z4qJmVlg0W29mGp.erjTtRN0LSwHY2bt3_MlQHkKJFprb_LAFMnB8OooELwpny9BjgyR.TCghW18ON6Y0qw2FVxegQFZBgBul0HIeKjdBN.mPy49nX1553LTe7KzCiiiDxZRzxdtrwdmZ147NAKQsmEy.vmOd57wpmz4kS8Psr6sSLLsya6foNXfKl2pVhQvWxd0PWCwgByNg28UY12nAKQQz10TOJoPi0ff_pImi2hVTWIPiTDG4tI2eiAYBfJ4htqI87ttweETBETrMMQr7MEsJIeI9EtCzBCLolZ.hRVBNUZen4tN_cZuOw2dP7sytVaBqq5ALf_6hjYH5t4UhVl6wMZsQyInj4ExnoV21e4craDotzvHb2Rc316yHU_hxJ6hOhiN1ABixAXxAr7g6yQvoB1xmSRcr48Cql_ciR9WKDk2spBw3yIKFjeXaHzX8r1kltf9gqP2SrBNYA8R4vcIpdQ2QFdE1wC7HVf8hYXwDuQHw3RJR7ESs_a.FNXlRRHqBx9i7G9YnWExRl2Psja4zXxO6EPq2957FdhlElZkq6iTtnEc0",mdrd: "LhgAW.GcQlTQKLnkuGXolU_19CzatrdXrdHz_ft3FHk-1739796984-1.2.1.1-0fLo64KdtzcwGgiMYelJYz64wD58o7Wv2iY4NzB_vlzy2I6bHVJd3d1B91UPJ0OlAsiUVTcuwlnYZlGoiC6meLnvS0.XBCseajohxjv1ot.3maXPKCqFNeyTz96H59P0RZzAFhPMmhTWciV13nI5YNI1rsH1ichqcnhvct3XrwbXDQEBc7fxUJU7_qOgMUo773GVeozXpBRljCwWHRh59KCepsWaUkLxqb5OZM0Yg7LofUNzxmZhwOC2Jf_bIpVib2ZmN7CiJ4NjBVgvvePB21wsducXpsH3VTjwFdnUYFeET.wRsqVH6BZdmCMeId_rAw0x.TELGo8O.2LU2XNMvvAeVKGxHuFsD9LtjIo0QqgTr9MEBalxlDza9RNq.xRh8reVtgvSscH176lCLJ390fW2.GfogC_t9R2P6dAQQSdew6TvUs3FdpJZcy59lAhb1TY98eDnSPciGuauThllOHe8BiNIBA719uEztveQqKwSEafZOGgshhahX0bX0F5JO4BmjR55Bg9e5Y3S9mFgVQpTEsHs5OuoCZfM7G.nVjEEGFyDVMJUu29iWI7qrpnmvqFjTRFIWIcubZ4yD38J6crJutztbKGiPbeU091P6zN5.u_7HZ_j.I9NBjYmXpsXuLgClDOlwbj2q.KA_YXDdyQynatxEsiM0jf17qDqrZlTmUqgzdG3HKn4Ui9ebaTY4ao6wqvomM.dAFp0esVqEorj7L85iKpVSICKUT820CxUNxu0tclhkQAauR_jijQG_U2DmRU_93eNl0G9xQjnNFueBx2yrpR41YjQKjmaixZfw3OLCjFcnmDQ5Fo6ymlrdDH4xyTP3jLzq.v.0a89Xc1jZZ8SuZ6Mi8TpyjLFihe8vKTcVNrUMDbdFgX5mxFV13hVCXyvz_SRqbVZBF3TI_canBNhn5iDui_EiEqMHg9p9pAaAQv_XzCTwqMSMslHFBRb1SbHnl8kWexsDQd90WAeSP2yJ0YPvmpE0BFPadF2XUAyoNRYqHsme1zgRJAtGCOwqfGTvQK9CXvZZsNcjCSXqZZQpCfo5XcPh3wirEyte4pQvMuu.XJ_rlFCxJasUy5DnYqdJMsH55PfdxPXq4F21M1ZyHy89tIhLdDAs7GSVU5l7aqLo8gLkuaRMTM1FgLxPdVFTNOTQU17Yf_me0uiC6TEESntDYCM4OXcyLiZuHFHPtpkrOcOuaurlfQjYFo2z3msLKCOMDWbQr4R7VtgUy17NmTkws10k7N051u8NbOevzx1SPCgk.lCkKcqJGwrE_So6h50sGjn54wjMBczvgHAIUivprOQxpKSQEzph4uD3jOLd0JDT4AhLY6pposzZBkCTsHED48LoXgeTLSa0MB5meMdVi65MIIryo5AnjcS82iRjYf.d2X4osQamzuUj_CK.3Tai1zFBcJjSJ4SA7pP80MNigPce8dyJw7IWfF.eGSqkqZJLOXJXwFuzHwWkMSjHhlmGR8OblfkRNzwF2lqnhfCqGQ7LoXTgDrb4_oCh7bm4En73iJbpuT0y7wNCWHuKS7Mp0J3l2QTfPYjir6nwrykypW30ffrcHO3EZxsQc4fge7RPFEAP9mAF49co8N.NasoqB.vmYPKVCUtRbNmC.rxY5IdD1PctI6.tULXQTwsv2lSiW_Ow28piMt5MwosU77F4iGLNs6Ce3FL9WORYZCr8t3Vn61mVhEgCGzzG2YOJEasmabB6_KY4WbHizRlhvNIkYsXnrWPcB0MVHvbJbivOvpseipx8MdV5ByQp0ydLruAxQ_RzNu4fuH.BoB1B2ZSBhguKtRT56_p1h.L10RFTKmFAnPeTOXANKlD3uS_1ryX7a9sLnODd2BkW_CnP2_qCrCOssPsokAwgwNFyxiLJuSlIRmE76ZHa97ec1tp8OgNLAnqn1vsnh4g4YsTZmB9s.q6ytysKYbt9bn8i28uNWq0MKybOP1z2Rx4QIc4BYzIMO209dUU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9135eff0980bce55';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=Muluken%20Asmare&__cf_chl_rt_tk=dmn5kQ3cdpGrIA9ScIbOSOFvOAl_9nuyKVpCBgHHz5A-1739796984-1.0.1.1-2.MkGI4E4DAfGbxNyuAKHMOEzNombnLNXcr.1DhzjR8" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>