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="390"></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: "journals.sagepub.com",cType: 'managed',cRay: '91577aebedba9c77',cH: 'HVQ9HtePUnIYPhKpUTOpT9cgBA49x4lsnIToBM_l2bQ-1740148707-1.2.1.1-DlW0VGU48nNaIBpaZPwuC.AU5aI.JYn3QXg6G88dCOauX4UP9IRB.ozYdgzBmsiG',cUPMDTk: "\/doi\/10.1177\/014920639101700108?__cf_chl_tk=U4AsWmw4vlmw31r6JUZRqSYoo7KlJct7gotBB5hx4Tc-1740148707-1.0.1.1-321wuRGsU_b.osl64.2Z1RdUct02Y0ulPiVsIFjI5rw",cFPWv: 'b',cITimeS: '1740148707',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/doi\/10.1177\/014920639101700108?__cf_chl_f_tk=U4AsWmw4vlmw31r6JUZRqSYoo7KlJct7gotBB5hx4Tc-1740148707-1.0.1.1-321wuRGsU_b.osl64.2Z1RdUct02Y0ulPiVsIFjI5rw",md: "KidNVn5jncLVbubRIrFXeKVbwaNlA6joWIDJSN0ihC8-1740148707-1.2.1.1-nlKShm317DyWpEQOUd0RhVO1jxEpcljrYXgnI5CRVoSilhEm1ExKHnFmnuKLNJQTy4yJuYK6A0qEcjY61gcx3ayQEOzusMaNJ2IGlu_zrYReMG.y.BdAs2ApRYoMCbMAG29WTPoi96O8MvPRSrbZ7_4cBwWrd5jQQ4R2wTa_MAYfixmQCwVhCZqrKhVb9efZT2KXVLBQFVzMqIVxSBYAWpi8QFVYy.efH.s56_JW8zEZWMBrxZMACFo22l9aiCyYZmqxPUz.IMyrOW4gQnqTRHdpPfRqmk19C1tkuf7TlTihtFqRpEV.iTNgRDwxECz4nqNnNdDX.uPR_83YF2hLc5c4Wdq8XpL1j5mHRcXgo1JkA0W7ftORc0Of733tEGZSzBaYLN7Z0RYHlSmBJKPb1diAHK9kQ2mq0aHLlaosLgnafSbTDIsS2DRndmpgDvYyPLYjRoTP7Swgq3jmgsKyuCneIxkQ8.sMABfL_bw57Yfp9PpeKOYvOiCOc1sRG6iQpgv0Wnf.5pmForbcqIUsiRza7y65rLEPW2D2QRoyK8dOsiEoGjQcYq544tVcpIXkOg4z1fqK_lh4St7kPB4TWsQbF3zeLiAiSOVhUajQ.ToImByx8COUqzwSRBL28BHzSFVnAZVj..r.oV8Gy2H5nqGGysTgHFGXBntrwCJTNl6Mlfu6Kx.1vKPKGM6rChhzPhfY.91IF4sv.Zq86Kf4IuHO25RCxgVyE0O3B5CR.omPgOymjPccB7A63FagoBvjaCeJl9t7klC2Zjg2IJVQfEpBWrKzANeN8cSJoEBYAMC3aS.eWUHmP75idD3BvkKVYgQzzUI329vq4GQVJylpiWwwpUJidZTYiiiW.vK_KyLMmub9WEGa4q3aY0HZEiN9rw12dXLmwRzJ27so66kjjM.6fltKd05ATiq6qjmSqmCTE99lBIHzXzrAEB84.n.hQm_aertReQcGTA.ZjYZl9.osa6eKc5EJr0gQOaDRstswoMP6jeRGcWvpJDkpg1rI0yzgieTz3jH6zxx69ZL6VRJvv84dZHuETsIy7_ChZm_ogh6Md8VsSRdSkwHXefNBPc1l9w8qU6insJ99HrsKdGSkChebQiKe.sPV2N_mXRZ7owD4TnLC9RMuHnNTiMjX00yAJtFxEj7p7fqb6DLcHbhBl8wqFWINGpom7wzn7hfmouWYB5NhA8jnozMPspRVay800qaXmgDIL07NZ7qCtZofd9qkqt6gchSQW5so69WSaHvKf8h7Cg8UoQGSXRbJNPLc9P4mxMHrHWAklVhy9dlqsgYc0qnLJ6Yjr9dreAR9eygOfpzhERi1KyqPrUzBiZDJX54t2Gq5ktrs1JASYg56SdFn6Wq_t.GQ2YVs4JNPu_30F.2fcO7gYw2N.BCc2F4CM9Ejh_lxt5nD9ZzRJnczPUYgqIwAyk6z3KYA2PpMD7TcMgmfr3NMdIXWKZ5NTasG00OJs1Nc5P7yM4hn594w_Y8Frc9i.LKM0UMFsqI8WPnV2fp5A_ec3ldgvKg604EHln85jKTCVJmfJTGy2_9O6PKs5UGnZWUXnSo8r3wbRWmNN9L1c_hvh4_wFSQkIRHr2Agl.8xgpouKhVjKmsuegg_VUhccFIOiY5UelRcendJ91Mtpgf85PzhBCi9HTzbu_joZe8sYRjVZKKLI83qJpxwt6._u8I1I4Sa_ED9E4uepPJoaPc6ZPrJgTLCbPoAqwSQo1VCLZQeTrF9Lv7KS9.wETzrv.pv1oW0B19ETDG2wuVTneHlf8LcCF8qze_0NLrasHCXu3Wx9K4yLh_auvDLocGXOceJwg9po9NgGy2l_DNFF2HyvaiGQXDfAOQxRJh9gDmicCV_CsPlaarjQS3A8nNPWtb9F4_er30W0dWYlwpROWkWSlL4XD8sLNLhtxJBfvhBgJ.7Fn7dvNtYl4wwDNHYEd_DG5CtqMmHZUclPD2WJcY84HRXr3ZZP_rJ6cWmfyOzDVwOC8WniyTvBDHHpgSBYUUbRHzaWUSBZqbSyoU5w0.QB5zikbhj1XZzfYDjPQUpPR0tdHWDvLKBKooBAe5GhN3pDmEQA1PlKelCdd0I546TPQz19fA7rw5wLdUTSdj9LBlSl7a6EjWZ1gnzc03IRhOA12VQNK.1ARpdDrnhHM3m5_xOkVSGdf.OhEfzTw6pQ4LmtPGETutqM1YdQzg_jxS.jFMAyuEMI1TOgj3djWP8X.a7uC_JtUGNDrmkSeyJTtTzZa5NQBfF1VN.p6cqGZRps5a1njpytU6mMOsI3wtS3zV0x8m0ZprVeupk.cudoyr8uDjX01562iAkzc62xZWce_ZXWCjVrBk5gZPbprcPdnCoKdJoazftrpXRHL0fadcungg4wvFnZtw9CVzbECLSKX8YVYQItGsmsm1jXkMi2AymhsGIaewPYtv7XTAfU6XdtKiv1hw7HQPGlzNXv4zG0vE9DTObfvxOWUlcbhyf60fctrcSXIT8KZg5IIN_GjftcEB0_iP2I8C4ldhTML6iAXr5DG_vHZ7zPaPsZDW6fOuXhQImD3DkOTvNYJORP96iA0qwgEgPHigVt8MKk4V4pLudsFD8",mdrd: "b_PguVARj44TdsXpaDGfWG3RNBpHatlVr67IKb41rrQ-1740148707-1.2.1.1-K9R4GSFjh_UguMBffh4ftth46KwyQlDJcnC1_6K8RfBuB1RfypNpOVNT1b4y6HVyaSKTYA2xzzP77EZLGAhfdFiyPoFtGp2HYjxtWxGS4wgq_6amlBbrj0hCC0wYVAi1s_t2bFnGxlWEdOuuTIMK2RIC3k.UO3SeoCS3VlXAjV0.S4BcVbTnXkZFOsQZCSScrf71Qjn74Nrbs5pJScgt4NGYDEjUvgUxl.BzmH_kyfefRsak3Z0n6s_jFkBsVwZPW6bw.cDffNMOvC4cxv9Eqj6QNGNT.8QCMcq6WDZM9e_v_F3SiDZ4.gPSek.AZ7ianKi8bsKzQa6FhqEFHuEEX3B3z18JPJG2fo0JDV7QS3lL4N6X29DBdMgmr35OUklGq2Lh4xn0FU435Gyy2iN6pwJpVlQ9NRR7kOydDpknKwJMBlyc5jrLIzU4UXZan.z8LdIDCAofTxzel83XpPG5FV.7jFg9qtJcF4huZPSYBbQsrBJnr5NyAh_KhzMNtgo7z9CNDDFOnwGAGqrzkzxZ51oiuk2Q4OHdSm2lhoyoFujmBnKDpEHK7VgQf5GBAugfYKdbaquHtrTYK2OzB1xS.eHr029L7M3azJaxY0a5a_Jhal.X_cB8n4Fcv8Vag9PUaM_007F.KKLr5fLfhwxtU.SR9R1AVDHJDbld.bh0EWOoOBvUKheNYaVAWlSdwm3zXTQsiyaisW1MmOFOXMk.TKQZjLoCpxjz2RrJjkWe0AgkiD1f3L24WnLraO8WhdUjxL7Ak4h5BkbWtKzYJ3KsViAIWZvx2MGNFjYzfu06MAqZfhUCXyBp2Nw1Ec7TxIC9kjgejvSRZGyLXHgLrPpVT6TFARSXaulu__crzLD2LxkI98uMNIKyE.jK1kAn6pL2K1xV7SmWoY5PmfPv3nQyIw4rNu.UPGGYrkcBdesgkNt.GJ4q1oDAC1HH0lZjGK8Emf5UrA1BZ9HgVa3L16ZS4O6xaPk_9fnaZ5KIN4joWBw1HOfh3gm28IdkVU_Ic9G3NEfdSyyseRM4S9N0gfNGFu2I5XcxU.32voDOQskiorATSsZ0TwXIhI4tFdPPLLT3rDOxAKKS.DJ2dL3F.DppMDs2f.kWYPQDYp66Uc3_mo1pZw73_j4lOKWGC4yT6_WYSi_h5gS8AiPRHWwM5afqdPNCuDtw3ZtrsVxPUkw3QL00ZDwH5w2IJ8K0OyCn5ZiooAyXpm1RI7m9ARFJcstlnuVVgBwGUaoCqxSRcFgZ3DAMkIZBLrjRsP7PrHltPWJmYHw4sJfA0KTMxUyRAII1D55oDyZfhxUumP.pp1QVLnDuZtuzkLgqxNrKuyUDB.kCGy2AZ8VAOoL_z1nsJ2ENfekYDII_mVNB_4JXJVbaLAVroenNqOxCw_GvJi.Hk5NVIYhrh6mnhdEDDncXNsh4Btse3_5hyqWcJDM6hM4TqJKgCReZF_Co94F_GfB9hzgI7KeAxHJSIAgR8n9ZwaumZwv6fvvE_sFgF6P95QkF002lDZDdgEPOzm_ye3SLNxkzPQuWV8eKvuMR1EFjWaIaBX4BPJM5BkGho9hi2uvsZVYjw2GRZi9VXim_LsS3ssHo.YM0_8pCReysttOqoD3zayC2lfPEOoZ5TKafHNzI36JYJClNtWvtpivbmep.As0fgKhwGNQdyT9UQR0zbMWNdEI.WZVP1E4EDtWHUO0c3Wfdn5apsVfnYzRgzMdrr7l23BhOWWTcGO1BvISI9YWbmWmqadlMLUB6cXukp7VObx3iy0cNiYY0BK2rmPuCSdnCYkTK6mQvvHzqyxoNGzoYkG4yM7i1Bb22SguYu9fBx9e5e_JZOMBJATCCc17hbw56demK6TStQBWYodE3R0ULNzZnbRPAlBp_4kSp4s4Mruxbv1kgZroarnWHaHEYua557v1wJZHj3QfZAXRBu1wVG86x.qitkHI90tmdIC15SnJfn3QrwaTaOLcrkEvS_P8Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91577aebedba9c77';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, "\/doi\/10.1177\/014920639101700108?__cf_chl_rt_tk=U4AsWmw4vlmw31r6JUZRqSYoo7KlJct7gotBB5hx4Tc-1740148707-1.0.1.1-321wuRGsU_b.osl64.2Z1RdUct02Y0ulPiVsIFjI5rw" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>