Zobrazeno 1 - 10
of 2 455
pro vyhledávání: '"F. Leung"'
Publikováno v:
Financial Innovation, Vol 10, Iss 1, Pp 1-25 (2024)
Abstract Modeling implied volatility (IV) is important for option pricing, hedging, and risk management. Previous studies of deterministic implied volatility functions (DIVFs) propose two parameters, moneyness and time to maturity, to estimate implie
Externí odkaz:
https://doaj.org/article/8e6dd346ed8b40818e5f112310bf13da
Autor:
F. Leung, K. Williams, S. Sitch, A. P. K. Tai, A. Wiltshire, J. Gornall, E. A. Ainsworth, T. Arkebauer, D. Scoby
Publikováno v:
Geoscientific Model Development, Vol 13, Pp 6201-6213 (2020)
Tropospheric ozone (O3) is the third most important anthropogenic greenhouse gas. O3 is detrimental to plant productivity, and it has a significant impact on crop yield. Currently, the Joint UK Land Environment Simulator (JULES) land surface model in
Externí odkaz:
https://doaj.org/article/c016a0e71bb24dfcb1abd2b1c8ff99db
Publikováno v:
Atmospheric Chemistry and Physics, Vol 22, Pp 11557-11577 (2022)
Fine particulate matter (PM2.5) remains a major air pollutant of significant public health concern in urban areas. Long-term monitoring data of PM2.5 chemical composition and source-specific tracers provide essential information for the identificatio
Externí odkaz:
https://doaj.org/article/69beff8b9a834c8ea758aa9ab1ff4fb2
Autor:
John Kwan, Jimsyn Jia, Ka-man Yip, Hung-kwan So, Sophie S. F. Leung, Patrick Ip, Wilfred H. S. Wong
Publikováno v:
International Breastfeeding Journal, Vol 17, Iss 1, Pp 1-12 (2022)
Abstract Background In the past decade, various breastfeeding policies were implemented in Hong Kong, including changes in perinatal guidelines in public hospitals, adoption of the Baby-Friendly Hospital Initiative (BFHI), provision of guidelines for
Externí odkaz:
https://doaj.org/article/2d334472c5dd4054aec72877e468b4f7
Autor:
Wayne F. Leung, Samuel Chorlton, John Tyson, Ghada N. Al-Rawahi, Agatha N. Jassem, Natalie Prystajecky, Shazia Masud, Gregory D. Deans, Michael G. Chapman, Yazdan Mirzanejad, Melanie C.M. Murray, Patrick H.P. Wong
Publikováno v:
International Journal of Infectious Diseases, Vol 114, Iss , Pp 178-182 (2022)
ABSTRACT: This article reports a case of a 21-year-old woman with refractory B-cell acute lymphocytic leukaemia who presented with severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2). She remained positive for SARS-CoV-2 by viral culture for
Externí odkaz:
https://doaj.org/article/18e2e86402434a7bbe3b88b65ecdaad9
Autor:
Ester Cerin, Janet Yuen Ha Wong, Duncan MacFarlane, Judy Wai Chu Ho, Antoinette Marie Lee, Natural Chu, Sharron Leung, Y Y Wynnie Chan, Sharon HS Lam, Ivy P F Leung, Aliki J Taylor
Publikováno v:
BMJ Open, Vol 11, Iss 8 (2021)
Externí odkaz:
https://doaj.org/article/e75c3d1499f74b88bbbc35700897d906
Autor:
K. P. Lee, C. Wong, D. Chan, K. Kung, L. Luk, M. C. S. Wong, D. Chao, V. Leung, C. W. Chan, W. Ko, T. F. Leung, Y. H. Chan, H. T. Fung, M. K. Lee, S. Y. S. Wong
Publikováno v:
BMC Family Practice, Vol 20, Iss 1, Pp 1-8 (2019)
Abstract Background Postgraduate vocational training in family medicine (FM) is essential for physicians to build capacity and develop quality primary care. Inadequate standards in training and curriculum development can contribute to poor recruitmen
Externí odkaz:
https://doaj.org/article/74345e5aa9774dd1af92f8e5d6515b82
Autor:
Maria K. W. Leung, Dan Bai, Benjamin H. K. Yip, M. Y. Fong, Petty M. H. Lai, Phoebe Lai, Irene S. Y. Lai, Zoe H. W. Lam, Andrew T. F. Leung, Dorothy K Y To, M. T. Wong, T. K. Wong, David V. K. Chao
Publikováno v:
BMC Public Health, Vol 19, Iss 1, Pp 1-10 (2019)
Abstract Background The prevalence of daily cigarette smoking has dropped to 10% in Hong Kong (HK) in 2017, however, smoking still kills 5700 persons per year. Studies suggest that abstinence rates are higher with combined NRT than single NRT, althou
Externí odkaz:
https://doaj.org/article/f05dc9bf4a33487f992c5ebcbab82541
Autor:
Sarah K.C. Cheung, Kirsty Kwok, Lin-Yao Zhang, Kirran N. Mohammad, Grace C.Y. Lui, Nelson Lee, E. Anthony S. Nelson, Raymond W.M. Lai, Ting F. Leung, Paul K.S. Chan, Martin Chi-Wai Chan
Publikováno v:
Emerging Infectious Diseases, Vol 25, Iss 1, Pp 119-122 (2019)
We compared viral load of emerging recombinant norovirus GII.P16-GII.2 with those for pandemic GII.Pe-GII.4 and epidemic GII.P17-GII.17 genotypes among inpatients in Hong Kong. Viral load of GII.P16-GII.2 was higher than those for other genotypes in
Externí odkaz:
https://doaj.org/article/0c1705bcb9c14073a96d7cd48b689575
Publikováno v:
Sensors, Vol 22, Iss 15, p 5560 (2022)
Introduction: Obstructive sleep apnea (OSA) can cause serious health problems such as hypertension or cardiovascular disease. The manual detection of apnea is a time-consuming task, and automatic diagnosis is much more desirable. The contribution of
Externí odkaz:
https://doaj.org/article/8ba5e770144248c68337428bfe58c772