Zobrazeno 1 - 10
of 3 753
pro vyhledávání: '"Geirsson, A."'
Autor:
Alasdair Skelton, Erik Sturkell, Carl-Magnus Mörth, Gabrielle Stockmann, Sigurjón Jónsson, Andri Stefansson, Lillemor Liljedahl‐Claesson, Niklas Wästeby, Margareta Andrén, Elin Tollefsen, Jóhann Gunnarsson Robin, Nicole Keller, Halldór Geirsson, Hreinn Hjartarson, Ingrid Kockum
Publikováno v:
Communications Earth & Environment, Vol 5, Iss 1, Pp 1-8 (2024)
Abstract An advance has been made towards a method for forecasting earthquakes several months before they occur. The method relies on changes of groundwater chemistry as earthquake precursors. In a study published in 2014, we showed that changes of g
Externí odkaz:
https://doaj.org/article/941266ddcdab46509693a6eac8d0bdf8
Publikováno v:
Geophysical Research Letters, Vol 51, Iss 21, Pp n/a-n/a (2024)
Abstract Volcanoes in extensional environments may show gradual subsidence over decades during quiescent periods, due to various processes such as magma withdrawal, cooling, contraction, plate spreading and viscoelastic response. If significant rheol
Externí odkaz:
https://doaj.org/article/442cff3b3a254b9cbbd9e25e33cd82d2
Autor:
Makoto Mori, MD, PhD, Christina Waldron, BS, Sigurdur Ragnarsson, MD, Markus Krane, MD, Arnar Geirsson, MD
Publikováno v:
JTCVS Open, Vol 18, Iss , Pp 52-63 (2024)
Objective: Ischemic mitral regurgitation is prevalent and associated with high surgical risk. With the less-invasive option of transcatheter edge-to-edge repair, the optimal patient selection for mitral valve operation for ischemic mitral regurgitati
Externí odkaz:
https://doaj.org/article/9b8aaa3306214c998606c66326140350
Autor:
Gregory P. DePascale, Tomáš J. Fischer, William Michael Moreland, Halldór Geirsson, Pavla Hrubcová, Vincent Drouin, Danielle Forester, Méline Payet‐‐Clerc, Diana Brum daSilveira, Josef Vlček, Benedikt G. Ófeigsson, Ármann Höskuldsson, Helga Kristín Torfadóttir, Iðunn Kara Valdimarsdóttir, Birta Dís Jónsdóttir Blöndal, Ingibjörg Jónsdóttir, Sigurjón Jónsson, Thor Thordarson
Publikováno v:
Geophysical Research Letters, Vol 51, Iss 14, Pp n/a-n/a (2024)
Abstract Grabens, or valleys formed during extensional tectonic events, are common but rarely observed during formation. In November 2023, inelastic surface deformation formed abruptly along Iceland's plate boundary in Grindavík. We documented grabe
Externí odkaz:
https://doaj.org/article/5cda169356be4b4bb8975b3c34e32db2
Publikováno v:
Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, Vol 13, Iss 13 (2024)
Background Gender‐ and sex‐based disparities in mitral valve disease exist; however the factors associated with these differences are unknown. Identifying these differences is essential in devising mitigating strategies. We evaluated gender and s
Externí odkaz:
https://doaj.org/article/0fba4f9224194785ac16d2b000834adb
Autor:
Chirag Ram, Sameh Yousef, Wei-Guo Ma, Ishani Vallabhajosyula, Saket Singh, Ritu Agarwal, Rita K. Milewski, Roland Assi, Prakash A. Patel, Matthew Williams, Arnar Geirsson, Prashanth Vallabhajosyula
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract To investigate the association between area deprivation index (ADI) and aortic valve replacement (AVR) in patients with severe aortic stenosis (AS). Patients aged 40–95 years with severe AS confirmed by echocardiography were included. The
Externí odkaz:
https://doaj.org/article/ed9dfc4b1b09464b8524e9747a5b1734
Autor:
Ingi Pétursson, BS, Andrea Amabile, MD, Ellelan Degife, BS, Alyssa Morrison, BS, Christina Waldron, BS, Syed Usman Bin Mahmood, MBBS, Sigurður Ragnarsson, MD, Markus Krane, MD, Arnar Geirsson, MD
Publikováno v:
JTCVS Open, Vol 16, Iss , Pp 532-539 (2023)
Objective: Liver disease (LD) is considered a risk factor for inferior outcomes in general and cardiac surgery, yet current cardiac surgery risk estimators exclude LD, and literature on the topic remains scant. We sought to evaluate whether the prese
Externí odkaz:
https://doaj.org/article/83d2107788c94b19b2164551b07f2954
Autor:
Sigurdur Ragnarsson, MD, PhD, Amar Taha, MD, PhD, Susanne J. Nielsen, RN, PhD, Andrea Amabile, MD, Arnar Geirsson, MD, Markus Krane, MD, PhD, David Mörtsell, MD, PhD, Johan Sjögren, MD, PhD, Anders Jeppsson, MD, PhD, Andreas Martinsson, MD, PhD
Publikováno v:
JTCVS Open, Vol 16, Iss , Pp 276-289 (2023)
Objective: Tricuspid annuloplasty is associated with increased risk of atrioventricular block and subsequent implantation of a permanent pacemaker. However, the exact incidence of permanent pacemaker, associated risk factors, and outcomes in this fra
Externí odkaz:
https://doaj.org/article/0520498fcb064c63a31cb17d037f0848
Autor:
Didas, Makoye M., Armadillo, Egidio, Hersir, Gylfi Páll, Cumming, William, Rizzello, Daniele, Geirsson, Halldór
Publikováno v:
In Journal of African Earth Sciences December 2024 220
Publikováno v:
In Annals of Thoracic Surgery Short Reports June 2024 2(2):241-245