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: '913530d0ffa6ce3d',cH: 'iuqKoaHluvoAIp9Z45n9RdZpF0n0YqaoyDUZ36Xemkg-1739789156-1.2.1.1-Cd7JE.i1AMK0YY0Q1T1cqZGp6cHhFeZVbvcVq.zsh3EnqaWG2Dxkqd6GMd6mq8CR',cUPMDTk: "\/abstracts\/search?q=Ulrica%20Pettersson&__cf_chl_tk=AGl5GgUrW5KSBUEQFXDBCMR5rZOuG25ADC4f1VcJMp0-1739789156-1.0.1.1-SyOK8n5U98BCcxlfS5p2WLV3m5otftGhfNxGs4mwbuo",cFPWv: 'b',cITimeS: '1739789156',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=Ulrica%20Pettersson&__cf_chl_f_tk=AGl5GgUrW5KSBUEQFXDBCMR5rZOuG25ADC4f1VcJMp0-1739789156-1.0.1.1-SyOK8n5U98BCcxlfS5p2WLV3m5otftGhfNxGs4mwbuo",md: "kRK_UX3fSBhxik6EC33qeapvmzMT23QXzxcWQQI8_QU-1739789156-1.2.1.1-k7Xii8x1xDX6bQXYNKX1cn16DuJi8yrGzxbzbKtjTnl0QIoKJC3HVMV1vNRMzDPm6CFhTnsKIJLHQ9bBnGnqqLx4AjBn4Y0lNkzdjwhLX8CIs3qBIyk6aNcirPZLtbwpqnIjrm3cvfm9P3iBZo7L6C_Um23K7iMKUv_3Jd9YwnFIZ_3JOBgoqaGWb1h9jNYwUTm_QPQNUAiYaf.OCltJm15k8CiUCYyEZiLdn6q_9_eRiEkmYE7KwoVgb608lYt380PcYsCIOukWF4yRWtr07MCqRuy553WVUz_naK225eV.nc16HwfNSp.Nqg1wmQJLeNTlilx5NkoNaj7dsehd5jpuvI4S7YBqfO5Y8xHoeRNlEHoXacF1BBVBAnlBDOKrGkxT2HGeLOFOepbtzL1gzxLBS13xC_WVLzzUHqTY0E7gOKKBrSJrIs66n90jEzT2b9Ld.uTYFXeFWr4HFRdUnrn9hYkuhTmYtGAT8d7pKGy0jNJu75P.RXNd5zhOSYfCUOVe9amxd9W1q1vvbmhml4kXgQOZRBaqinNHfn2fu1WEtRbJIxLMITkqCcTohHF6na_eDFwYSYe1Ln8V.vfIez54fUvn89PCKDBVPVKRQPA_FdkZaSTy9sJbPZ_7cdmcUQsHGAINS3LN4q19tJF7qkoUmVAQP6.NsgpUbH11_fDA4kxrS6pDOauN_Vqs7Pa7IDLo_UntS.YoonBETc3phxgK37HgcAlUwKJcZohuILtAjvkvLw5pa_V_Fz1E92wqOVYIBJ3AP07P0jRAuYA3QKSqE0Qn6K36UhU7sA5bCtcDfc3R7dCqg5SXMOOp0Qo10UDRIZwQe9So6ZT._qsJ.ET93oYoRVEptZF7rXVyd5IL_Asu1zHEIh0Nn_JOS1livPLdLVddZ7q1aqd02kJnT29YCH3pKqhl.JUK67LGUemChueSwFCukwzf_8F26arQwkMZmZiEMGppPrW46W1_6ia89BA7rFT4YDlJN_gRpa6Mo4CMM3Xrafpz8H4_r3FQj5a3MrLE7I0z_Dm4ynSMyodwGQW_bxWq4Y8FBIBO9.Dqb5AROWoseAFNVCWRfLgseysHFLAF0oSe35E_USr6xb_Wyg7Sw3QrDc9WePP3_2iOXrh.KwymO.gUN9QXGQIagwyUbI.mqd4fSRy5uIj1xLuy5vpPlCQYpasqPmWeEJCvYCZC7Q7FnamnuOydIR7WRKlflf37PIOTNcefyGdZdFfwvCvr6x3g9Yw8k05Lzk7IwtPQs0syKejUW3NSd1ecYQy3lR9wgxuK5ipYUfoRwJbraz3kZbe_2RaPZq2_2lbaiym7gG5QEQVn0IjoabL7f32z60P2TEY_nlE01BWBo0UBtcm0n6bej4TUE.jsuzOtk2egAeq.ppzwH5kH3n6GiPWofIh5TN3KP4SYOBCns60Q4wZB9oy9azspCKlsotH98O0Cu5cHMa07820Rl3J3YM2bOe3.u9bek8B7J_DEGnVH8C7K2jRNJeevYOhMuuovAzrXTdaUFK6p7Pt3VhbOn1SXf_EZHeZrmms3xcbmfNMvsWsa33FHPGN3mja_.ZY6Iy2XJsJFDrjT9tl8m3sc5FMJnfWm1YQv_Owjwkfceuc7RtvesCSKAtJ.tRRdNAz6XtjRGEhj_jIuOchdZhjHLTs25lF5Gi1S6it63uwEshLL.3LGLORUMN95ioRsiPACENzZlu3MNl0WZInlPZkTKr45dBDsjwOgI4KCgGol2BXNdvSIInmwTfQ6EqU566a9LjLENBHy_jl08Khfpgf9Cn_vE1Xl1wenhLlJIL59YvzHxBfY9f2zQExusSh_NrK771DO4XBDqWnUE_zYgcT9YLT6fl2UveB5O_O8l48TCnRiZNWGZ.MrDlvGq5dRWOmoQuBnWm6SUZzL5YBuFYkg5lFtUdDugvEWDHNdnW1P0XaXS74624U4H9RZoL8KOAQ",mdrd: "j76D1LHQdvfi8iQnLWTViLaK7dBKWCaXNHnyYirF0lU-1739789156-1.2.1.1-k7s2D2jX9Il8.Wq5nJFORAw68lU65PEhKGRAhiOTrj2P_exQxZvcJfGsJCswytXk6nS1hTzIuCRaCvSx8YnPuC0oIh0yBGFblvJ.Cqc3fpHIuKmzkOspCTzxiJsSAT6kkzZbeHRptaSrCq0PknNS8F9mkkEacwVYqji5tzY1VUAnQ8xMNXBwnnOEx5vLlhmfhD4BfoKxat95BgDTkoGJLlYIJHeHCuf6Xc8SQewGS6NrnUq1esLvc.7Qn2H1nTLSPINDfoexKOlVEthu_siAvkaDUuyPtVSInRY7KA1nUdvooJP26dPaK6_txONQ7H.wm96HzfXT2iayT1YCBG20LfXHHO07cqysGjHa_iGzpSwjIgTn12eC_sFf_ipb4HzmmIPWsh0nvgxFfkShEs7FQ.8Hc9J3tKPYTLdryqo8qCKrRkEEQ4RpIThxmS890KkyJ7IWenT6r3XQZiOsR5r5A_.88hb8T7.HAkGwcDN8SUb7kWpV3snctXBa3uqyrAi0E6EugDs_5d5JK66NnqTGz7bDXuK0c0It4mY5HcxJZTfsynthqYfbOVI7b5XTC9IItVapdPx3JwGadUp7aN4lvdr8XZBPzpmh7k_43iRIxhRnpV06eON7G2Cp_HhxiYjpCT1MOjCutcSwfSNz5zwZyFJlHn9incPTQ4ccqJBmhVd3U4lWfuFtwGTHYll7zOvBd9zJ4W5coWR.fNOIRuunEk0W9fp5SUriPAfcacRFVQrj8S2W5._wjctSlEzPr1Wv2G3lOwR835L_W48g8a9VnZIk1TvCKIBdY6FLrAivcAQdTgQaYE1EspIKwJJjtZ61HNeJya_r4t0YRRKwUsiPBxbiLuwztLnpxPF4Dn0_.YHdJVvhCuH9oFGs26DprsnU5JHaq6s1GxqwYMY_GSdcgL5SKDDP3LIDaLcO0acEYEb_1Pcq_DKJASd_yIeeYQok5YCDCYabKOXCTkKudQMcmsW_SESNQurN.boZVKUjdRBL.DlJE5.BrYmBTmiL2Wcr1ODHA5IZ3BLBCYcV88bBJG7qchphyCb70w.tFsdwHZOffmo6PGgL_v5.I23IPjkTh1gvHx8aGe9LzW2d06MiDgoKLW5baPdpzxbVDoTlrchEjHT7Yzh9DxfNZIM6BoSUPrBApQjvvQp_wp53u6fL3BjdSou3eZL7BljLM06xdbp5HkEmBj7v7DHi2WESSPup3yUxf_EmqDh7yILSuAGWuHFpYR0nlVmOjkAcRKIrUjybN1a5_YnzC3PRwmE75A4DnJOIGIZrI5oBTJyMzMdEILDmu7oZpwzxbahmjsVrAsCJ1YLscP.OpGrN6.YYsSGwwjYXgm45tEl97t7cxO73wh9Q04q4A3KUVmTA.Y22zqcs5.cWloAtZ0FC6F5c9HrNKstMELpzIEZZehRrGg01OMAHM6xcL4Av8dHpHTmVmtHW5KXsHdsjIr.D_FEiSxq7TBswOSGOorDn2xZCHliyUdGMFM1sgnhiScKd6TsdAW_JIU8pXVXlfwVG465WgI1iwCn4NpoEaMPND2.i.i.bLq33I21IEB8R9_hd0lOfZKis.hwkrDLMdLW9cUxxWz6UI1IBXHoxBRX0Q3DiD4SgKE6KeX9F85KVvvO9B2ioqhSEt1rx0w3L4Oc7YZjdDVilZkDK6BZMJU7r2F9WyMCzM.Qnm4RmVkqwBHS6dgwbpnsAUqud_.ASFsbH4dbpkSFxq4mVmWyc0w8rCrUiEtkfaZtlP4BdocaGRiwMcCbTjfVIm_ORZyUM3vBA1uaVgKM_LgyAXOtGUCVevmZvFGbk6sYXoDnmwQEBWD0d1FVzT4UBnBHHjhoDdrUHRf7oUwMqytjOleQOAOQ0hqPB1ZL9ZtgWoDnxo62583dpnA_eWAZfpyFR_UXDxBIadwIJHVsTqMKIhmQEO6tDKxR1FgokEeg9gZ4MqQjkiMJsJZktunG4tHo7xH_zEN6s2irYHHJ5HxvTFFsXwarUuOq9z6wXYw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=913530d0ffa6ce3d';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=Ulrica%20Pettersson&__cf_chl_rt_tk=AGl5GgUrW5KSBUEQFXDBCMR5rZOuG25ADC4f1VcJMp0-1739789156-1.0.1.1-SyOK8n5U98BCcxlfS5p2WLV3m5otftGhfNxGs4mwbuo" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>