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: '913583e2eedf880b',cH: 'Rb133BMK37FW6J0ZWUQ2UAKrRyqmEdwna4NIZXSoeSw-1739792558-1.2.1.1-9s.KX_dzyhW1QlTaLnOaJyf3DSVV6JNxKhTyR5T5mEE2Ozqyqkm9N_49B7kYfK6Q',cUPMDTk: "\/abstracts\/search?q=foot&__cf_chl_tk=p9KYL5gAW_UT5H_iRMC9UsYVtQLJmTr9T1K_FL8yfY0-1739792558-1.0.1.1-yW4bMsm1XZcpmjtk2k7n_dho71UWQoWsLYuCa2ief1k",cFPWv: 'b',cITimeS: '1739792558',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=foot&__cf_chl_f_tk=p9KYL5gAW_UT5H_iRMC9UsYVtQLJmTr9T1K_FL8yfY0-1739792558-1.0.1.1-yW4bMsm1XZcpmjtk2k7n_dho71UWQoWsLYuCa2ief1k",md: "_u0t8Jx9r0lecyJ8eLJU1m7uWJfwJIVp4lPBEzQ.49c-1739792558-1.2.1.1-lSQUSWIQ2N7bD7mCruiTz82ERwIopr7zmT9uearlRDIfR1B5Dz0lDaGd2y57Pc5IydQ_uQlkIEekFV1.ZpJ09d33gg5tNycwzorDoLlh4Aqw0HbXeTL5k1DKjx3nHzsUHP3r8VI0yQefpXskk_TvwGyr14McY1IILKruj15kfP3Yf51ZErcuYnetSD_oc6bd2ZowOpjk4sJw5.qgPOf6DH8Kpc6ZSNMeVF5Jvv8m3OTRh8BO0e9ypGiIHVGk33RFbWkouXrDEopgfFhfV3YYgR81HVHbWP4.HZ9Ljb3H9FNyIUZh_ai0h1OMmC2cqfkX0W3_vQp4Ufl_ViJXMUku3UAwHvodeAtZ1MMrSH0RBAJCJrMraqEmAfIqSCR43BCtURWP6pzt2RA2vFO7W63hbPf5seeHxpg_ywbRzku3W1vGB3w2EyD.d8HQXS4w.13_wGAyOAJ5_fG3wA1kbrj1SPOEjKKLJjE0vAoY2y7la6H94m9DuNC8n1SH0LiRBnO6yZzGYZH5NphoqNJiLnz0WsosccMMLSvevBjFt2pA1knR77S9kxaNlfR2CXptWb2CkboBer6l.HxEWz.4JOgp_TfS8WHdMzk0y22G7cq8bMZP4dYJOq0a7yD9goUYNSBXxkRaHQB63nO65WI.kFPLGM6i5yEWI4coQGeWLtXu6nwWEAw9WcIkKAK8jt33DzgNK.UBpkh32hNItWUAnztpknv3AD5nUFxOYQ1pjFCcpckmSX5l3p9qGYJjSMsojuSgW2_po8ds1YJyYfE2VLoqXGjzi0YjUZ40bcv4JaYBr6.qaUiLvds.r7O9M2KSMqoEFxj.4b_qOa4UzyjdWKu2.bFF8O3gEJCwVAw3mLCBvBNDw5uO1.hj9WP3OfJT6bpOODhLlvQShIt7zrwFe.7U61N8w4468gpSnIYLGjAGiW0vTpcBTanCyUqgPpP87SWs8RW2JTHyfHYt8N4I4N.vzLJ4pa98TtQbrqN56uy_iY.IkCf3ArEVhTMwSojsl_chKqJ_NdJrKS51A_1lHNrlF6bcjfhHCDz1w9UmBbxHI4D37.l6O6.tkII5kp1h.90RBIXWcBufhkSo1Uff2Sp211yGVTpgUl4UGGX668IKaZVaS72NMlc4j981xB89RTfvCnKP7a5JqSLMXz4.C3bfpEaQ3zVh_H0xnyoZdmtJ9VQPH_x5B_kwNNMsXh_rlHWKh9s0Oz86i2TFjEdG2Lm95U78GqYGGnc7Oo_sH7eRON.pmM5rvFkX2ejIiM0sRBskKNBaesoQDTyKQeGjRJijhlRAxEnysXC8lJ7Kmb0dh2gMZFVqiFOdhvhUICgBcN7ayBxTGWbx87Z8QQg6KKhq_iTN3BDfIsz8rIfgSEFPVPAVflh7O7.kT956qijpiQVb0Z1ysAnsh7Zy6UcWb_RhxpRLvt5YaoWWwdlhvS_WFNPN8AD7czK.ez7nOtMCFutZE_IVISjRZciW6uhoFvSNarwuGBTOzxuAsS6X_wEcCLlVxiG2T4KZqwkNI6Y1vRhYU2xPB40onaDdCwbrl5aEzexOtCHiacH.TnIP.Mrg1WIUHthJFMctFAVnvQzCjaYNyWxg0lMhfTdqpy46e4_IHJqWilHshJr4zHKFyB4uEP8_IDD6JTuWqxDX6nZddJRXOVMXeqD.Vg2ZHhvvlJrNUQH9kMc4LfnOv1H5RMHHB7.La0nnoVwAx..w_1kHVJ1aKnvrAgp5CIAmJJjaes_tVIfaSoItTFih0QLW4YXkEeoCxukLm62wPDwx_OhB6YvmVRRGj2y5hytrfan4P55gJIRNcQ4PIGHzLyC6CBRKnkI5g9.6zkXB8CSeYhes1H49.wVjCoBAgv.wSsBBJibSadGMheXSTVC7..N0s1pq5.vPLys8bsSFC1VmDWEphsko",mdrd: "qembDujSSZZJBxo4fJfhqPE_vyFwDkaZSBORoOBMaNo-1739792558-1.2.1.1-8SpVR.BJ3OwTgo.olSdU4cVdBj9rsYLdAa_MYmKU_oWFykDMukDyxLACDTP3IlUXqsQ4VgazOZl9.5ARBoBnc_eRbd88yTBEuKER1BFMoYQJd9.PqX3C6idcl6RhN4zRLblH3tGgF6mO2DLOk2Paj4l.D02jc7brXNd3tca43g_yBobljzrOOKE77NYzwPmz7EJ.Nlif20S9FN1KqMWmxDt_vXnTNkyY5CLmRmV_y8Jsd4vzVoOtU5S3gjB7p88.g.cPfbpfYoBKAvByXg5e7qLTWUE2otF3G9u2Xe.MfFdIy0AuSXsn.o3NyL.H6BgI2V0JwFs98N31XMYZzPEM2FdBKOmVvcEFuzXK7.DL273h2W8Yt_YAlZVwEM.rHWm92fnbEUF5AttbApaNN9UM70TR9LPK85SUph6TsKGkplJayxeQ1dDqS9cuDKWcBX6Itc.GD0egbMP4B1fC6hTu3IeNMii1Qt.Qx1J_LhkaK6SdypfBaiy4I8FpHu2sdflyWRrCkZtVjhvofayULKy1K.ILDAMWiHcL1UJt7zsBj2bFcincqgbXOgRGCKLoTD0otDzugeGwPUA2ucCLYD1WXS9F0ljZAKFj84jhqOuXHbnLYjyDKdweVNkTNTK7KwYILRSCrHybO_c8XdfsJLsyQtp3P4TwnB8_dzxx5qSu902XaZbMEJouV_2._xaBlhrWBJKuJkEL41QsYhG_fI06kpK56D2d72mmVjRTBcSy1p0Gq271aIxmQF3aEJNB5sBQmuXN3HKcQvnCxAn9blYnCQ2eC0aQYTAIEK.dsBhXMzmH4v7eZHwcggAreze56B0_HQZ2BhzwfRTMXgOHwFJw1TCq1SsVjZ2Tc3ue8Gck1wgC0pQOnBKeKyP1DoHkJVjYf._SIAvXlK3VuK0I77SUvJIqhStIP2yBq3ZapgzIJjjpTRlwaqHJYKNV61YZTdCAA2syB699wHuM6E0.fpsuzIu8njUZuZRd3Yd_IVXHoFk05ViRNlqXRcv_GzTZyyNVldoC2PrjwXsXdcZ.dAjs9ZG4D57NomVQfe_gY_AK.VPAU33iurKpayqAqMJn3ObiF4vp8m69mqNoopa3myAlS.VkcQKyU80vBPTAcDqjOAKfG6_ui.KcQ32VqKEQRloNp8dyvUcvelXDRvBNDTnwfSliBWCMegYdFA0wJRUzORwq3vTBa_ICWMS0gGfsHeavwF9_24qVrYftv6H5KGnH6meYL8_ldXCml1y7NWTnIcNUfXdX.euuAk92zUnZAeVJlBf0R6qEjOZ9IooN_EGm3EWx9.yEFb7oHhJ8xvPES_olEMfb9O_F_W0dQqXk4RWEZkpFbuq7hY.mFO8GzWIQfpaEVRTv60CKdEJUNPfzoc0tiACnoT7.NXtnzob6MR06IxbCtG8795blCY5vL1MZz6k0aCssoozWO0hY742Qn8jsXdxWQStSN9hBuD_HjfD202FsscNy1Wyze7Kn9TaIH2RD3BQoOutHNHoDchOH.cljKI87AXFtYroIb7nX064jaKrWDBfs9aZzqc5Fmy9mjnlqjVq9TCIty3tSxoeFEz.Ri_ePDq_pir3eZsF3lZkBayJrV1W8XC9WPXENDuShZ5Azhr04lWEZARHZQxA28rsVO3W8XoMvYz36fAGPxeEjTcLvyLC0vuytO0EjM7UPj1gka.AkO3K701fwvAyTDKiYhdIHT4699CxnRsZ7mdzdcoqABQkgb1yZQ6JXlJd96939P7UgQ9aJDjASpzMIluHulv76kwoAzZDW4ZFrjAFTTUSxOaNlA5Ca22hdFsmJOaY4yTygiVn2XgxAhiibmMhuVWxfCpluaCWiGebKXcL8Fhaxz937R5y59FAfpxx8yAhXS_XhxIuhjoCvbXJ41XIXOI4Tj123bF6_6s798c2HMPSEyE56UAF_1NrTlEVRC1mAR5krhC.VKVZwCcnMeKT2OLa8aBfLDX2t5KsPsHs_"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=913583e2eedf880b';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=foot&__cf_chl_rt_tk=p9KYL5gAW_UT5H_iRMC9UsYVtQLJmTr9T1K_FL8yfY0-1739792558-1.0.1.1-yW4bMsm1XZcpmjtk2k7n_dho71UWQoWsLYuCa2ief1k" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>