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="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: '9134796d4e2f9fd4',cH: '2sTNR3I6Fp1P4.HJcINY9H_UUBTUw4ISihIM.5MzBCg-1739781644-1.2.1.1-jtwS5SkFX.vZYDrDEKEMiZdbGWdbyCXoD3c_0U7KHBkLq8XpUWsRke4td_huFU3m',cUPMDTk: "\/abstracts\/search?q=Colombia&__cf_chl_tk=1ioHDuNAYvekFLePXF8PV8cqhyDVUzJ_vnhHeaXufvM-1739781644-1.0.1.1-_JFi0o.z09M_JlUkC88Gt.L9OoXxL6IgybiYf0jKw3o",cFPWv: 'b',cITimeS: '1739781644',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=Colombia&__cf_chl_f_tk=1ioHDuNAYvekFLePXF8PV8cqhyDVUzJ_vnhHeaXufvM-1739781644-1.0.1.1-_JFi0o.z09M_JlUkC88Gt.L9OoXxL6IgybiYf0jKw3o",md: "TegFX43jRu5UYwKIPe6pji5uAaAmJPz8Q0Ev57GCNjg-1739781644-1.2.1.1-AWWvEwCGniVAFnZe6En0dbtPGMiaQ_79EvjQr2kBsp3xQMmxatBCWAL5FBugPi1L2VL83P5ngLCDNp_XR2SnOjrjRFj6eKAIoFNhxx41tToebazLm2EnZRIZxH5STP8y5LWvWXP2bcpvItTZsBpKTFb.3fHTMF5Vh_VJmXftgEfqmFPyp_VLJ4.lO4PuiNh617Sg49JYtsctqTGiDS8OZ5NMmdnc95L0FjwH5jvOmsFs4JSxBZaACyDmmKtpIiQ3RwfQAPl0MFOQFe7UfaEKdIuEchwvFswJgJp39cru4i76O0boReOUk1yLuEl81rPNNLdACt7CsV2FzIbssNVN4rDd2BAllnY6hgaz68HE23j5JGCPdJpONbVSYVIlAKPpLdWjOd2.Iscy76lyW6zjyzs2PkcF2LvmLhxYG7Sm84TKm2P8RywabWlctZ0RBFV3F170cXE_p3PvNUnlnNvxeweFhgSQbpHMe3ZLzUcaKTbGwRjoHCH_NBRtzxDypMf2dhxLe0wwXbQTpejXNgawU1DB_o.STMlfHOf9iyYcE16KtYGirHGAgeFUGOorpkYBYVzPaD8m.KWQjoIWhrMgtJSqA2J3hWwRYku.jVX0HwGBqVCYooIW5BO0nvLEN8GNt0M70jOtlf9yh_z672cWBdqa2awybAkrpOpaK8Vm8fY_V2u_NSW1ai7WkM5mhfXRR69qDtYIlgoBUh1QkQ8MmfFQr6kE5TY6aTWBDfOkLvtDADx7uTT_1AIrHA_2flJq_Oh2KqGDOO.LY7ktOZ5Ayvvx3r45REZfART9g35zRLCsQKRLaU4Q9dbTA98WNKjrgSzTMlr7HWOJy2DTxuAEJ37PNlBjQ1OAcPHQ0OixyEBAQwBn7P3N4mrWW8nLKxPkOYRwn2c84NuXsXkTMXe86JQ9CReO2Ylb1H4pOiHG5K1jHELchJT30jKIcUAiT8JPZ7qKcWHZok1MeVpZysb5xkdcDbTNPovQuAm8VMCgbXtuDNtKmMXf2i7fz31BGZSyn8Rq26mFCe3EHjFZI9b0TR3Hd0K3SNS69K4OgcKTZGZJxymzI4kKVDJ44TjGKH2eVnsr21HjYxLOHSoLq2gLUQRDJb.x2NSqlhhNOqWUbWIK86AE_gyUvsaF4GIdzsyVUIn.aU2UjyqKvoNqbocht4dsxtCVCw1RhGkzTOO_P9UUM5cwT17E3Yfk1qKKU.U7eWY4aoZmrOVxkd9Emp_T386.ztcmQdzuNn8XbfQfZkfzJcuDkYQM9aj.bKSHIemNy7K1F_H0uTorxpUVLTf4zEndiqz4bi0he3nofUhwN5y6psPC2jJ7WLwnYwxe_cLkvOdmoM9yldMIov76Tro5z0qVVLTVMfNWZEKKQkzO0TSFfdwuKeQ1ML0CO_whW6JHFpIREV9QqSpfN.z1SL3ct0vcoQ3DEfvZQB9.ePQycGA0hiFqsMbJET35iOfN6JZ_1U_Lk06R5St4Rr7IWecIIKp57_XOR3BvhCPbv592UprzqrBejtaeuifZQExb2RF7TDxL7BLG.BAdZHg_oy4tmJUflMMdvcR_YjMBhp2O8LAArqEd4wDT2LEjUk.GdPW6wTX7D1cli8F_lHXBxwqzlVgaOFflsSp7jU8rOdAZ0jWkhR6cMGeZfwHMGFcj3VzEfrvpLq5Hv7ZtbEv7vHfNOKwU8xbpmXqrlhYuFxNP_bQ.gEKLEzJ3y.0QjDoMuS5_TbenRUc.Bbt5VBIci0f87lvQHRogUNpDSb10IB6kaQ48EZVJW88slRZ2u0Ea7jVwfkssGlezAyEtn6ICsa6V_77BBPIria_T05qZ.LtYfDIZ0_li_.ciixH42ncBqwBG1iao44hbNAIX6M87mKzTzi3iODaitdDDYPR.kcHbHnf2K.sTOeqs70I9bhFl.d6VBtQG83eb.a0ej6GffBUuOg",mdrd: "NkP5pzwzyzx57S93yXvwXI_k466Ko8D4OegzgU8JiEg-1739781644-1.2.1.1-uwtbWFyVaIq8WOfoaue7j4tHQo213bcraF_IES8jDTBH_VMP1oNiuqY62HvAH0PYVsF2E_Ijlzzrb_hqvRZfc7y7NRRX6X34AePajumYZWm5E9zWMlv6TIiTY_VmuTwyX5s9TERSgBBF0GMgXzYj5l455qmGqx9.3yNQE1Vkxo3DY8WGuXkMlAJZT4iTZLgV0CVDxA7_wegVFSh6QJVN0BLw_3ty5qGnUPSlBS1XdG9laxjUgc7TcDqXAvSvwDzVqNiQxeIzAHzV9.9qunrD9CxfNH4WCUsHtTqaXZ6f5KawGrnjpN33.nSCUqJD.DxxHeFt_y4v7Dl81FJYHofxttHL7YvIWj00vo9XTZbqDHVs1U5YGzByBb5d.OTn3Y1RdtaeUKYUOJrR.Gw5ihdma5dG40msVxP7bc3ZMkc0B3x.aQr47ADCh5rvGOAShekgCxV2UqpAB9yxjxxn0fhyXC6IoxFqm6w_oJNEfmG6EDtaUi4XeNdDTmNdsPEqPSgCLDyEJnzbA6Wbb6uAoeiURPcwXNxIri9QQtqQpoHYAN3UfQqIby3eE7N_dHWWmtMS0bSdw7AK7bS6pAdT3JM_Ib75dNZJwDFUMRe5OZIDvrJGF6x2kDIcyQ3NGpUYKfDYy.cT53L9q1SFtbhEFx.l90NC4GG20Wz8.GDadzlDfqPjQ5I2LL3pqx6oIfK04ghZiAVhj0yCSejgAF1LHuroaimBK5j7E8CxGkRlvO3zF1tAoL4Sc1rXRt9l0ClxHWHiX6f75H4u6TgpSnPNipWunoVRSQ3qwzlQ746L9scOiI93OLWp9N3pvqOovKfkcUhBwRt2BnbT543kQJadf_.fsIXF4dgiJkB3Uc7x0noskg9y5o6mlX8zFi7TO2zwaeR2zrjoMx16JU5b2cm433ULIM3TVuMwnqqNYgo3B6V7Xl8U9bDebeOK7wHXkkNaLrzW6WqUR085.e3sNWZW4X9BeQfjzLU24DYNXmTUo67ilV53.oDQZ.GTflN3njzrC71.ok4BHITg69k3b14ytMQDtWyb0pmc5fshCNn7AvqCTXTV2wuWj2xooak47x4u79m5pENVFmFoxX5QGgv0zwo2posD7lX0Y.IqhLXx.YMlRQ.4z2Hz79UVMJAzJEA8i6azcdpxI4lXSmzP1F.pzfvt8taeI.W3X4gRX_2NO3m3V3.HaWpdIId_VaeeOszxvI1QGJ7yZXZzV3.omK7YWXnlgiejwQxaq6JZ928YpP_Kl.laMvYNfQZk1QGP_78GbMzz7recphQEO1cwmR6gZiiA32SFtIkeShUPofvqS0IiVa3C4dlwCXOQ4sR0D0p0lvumBCV8bMtwse9zJobaMnqKx9ES69zHUGOTdujijWdJhZpmBoXjH3RbWm.XeX1eAZulzrlAVPhNhIMIvxwHDoF5Znrudd3CpH_QJXMyrEfqwCWbCV2e5HCFFkCPb152VEHG2S.uRIDFHNnR03BvH._MpCw7VjLYvALBpfhZ9RxaghjcY3UV2Qc7Bc5jyClgngIB9M3gvk5tvvTxzxZ4jdX2Rzv4yn2liMc9yMw76ReasBoX6F6PHLYzPVcYVxs3FWQL3TJb6r8RCy8VOFAlGRMYS8pTSsXJ88AU2aCPnPl8bKyjCbm11JvZ_isrK9O4RI5iICNxujEWeiC7KSZdsX6rdYvfIlGqoLWnAilxRALbUxTsbXjXTacN1juQKAmldid9XR9kFObAA9pkRsBWVghZZVRjCY.MrjuPGuGVwCmdlLbDBECTyucggLblJArE0NitUTDNCT4qjUqiYYHIuLBb2GQqujitumdTJqP2XHOGJIbhenjBB7ZtZ8wSOw_tN4HcKkuqhHiejOhpuY7vRiWLcz0IPaA87bo3i_xOnVdFXWjT2EEbaZlhPsBXzkkcYaY9wnoSLAql6leeqg4H14KIu.PByBxfwW.Fg.ohwa0pWklfnBz8ZYNWfbrX3gH1aCX5"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9134796d4e2f9fd4';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=Colombia&__cf_chl_rt_tk=1ioHDuNAYvekFLePXF8PV8cqhyDVUzJ_vnhHeaXufvM-1739781644-1.0.1.1-_JFi0o.z09M_JlUkC88Gt.L9OoXxL6IgybiYf0jKw3o" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>