Zobrazeno 1 - 10
of 33
pro vyhledávání: '"K F, Kwok"'
Publikováno v:
Cato Journal. 29:353-364
Publikováno v:
British Journal of Surgery. 90:1294-1299
Background The need for assessment of technical skills is well recognized and objective methods of assessment are currently under investigation in the UK. The applicability of these assessment tools to trainees with a different training background in
Publikováno v:
COMPEL - The international journal for computation and mathematics in electrical and electronic engineering. 21:573-580
Calculation of the winding losses of high frequency transformer based on one‐dimensional field analysis is normally inapplicable for complex winding configurations. This paper presents a matrix modeling method which can produce a generalized mechan
Autor:
J. M. Yang, Kin Wing Kwok, Ka Wai Eric Cheng, Y. Lu, Siu Lau Ho, P. Dong, W. F. Choi, K. F. Kwok
Publikováno v:
2006 37th IEEE Power Electronics Specialists Conference.
The class-E DC-DC power converter using piezoelectric transformer as the voltage stepping is examined in this paper. A generalized state-space averaging method is used for modeling. The system is simulated to examine the models. The open-loop charact
Publikováno v:
Diseases of the esophagus : official journal of the International Society for Diseases of the Esophagus. 19(3)
Hematoma of the esophagus is an uncommon condition. Patients often present with acute odynophagia or retrosternal pain, which may be confused with other diagnoses. We report herein two patients with esophageal hematoma caused by foreign body ingestio
Publikováno v:
Hong Kong medical journal = Xianggang yi xue za zhi. 12(2)
Pneumomediastinum usually occurs following an airleak from the lungs, or from a perforated oesophagus. We report on a 30-year-old man who developed pneumomediastinum after scuba diving. The patient presented with acute onset of throat pain, odynophag
Autor:
K C, Lai, S K, Lam, K M, Chu, W M, Hui, K F, Kwok, B C Y, Wong, H C, Hu, W M, Wong, O O, Chan, C K, Chan
Publikováno v:
Alimentary pharmacologytherapeutics. 18(8)
To study whether prophylaxis with lansoprazole could prevent relapse of ulcers after eradication of Helicobacter pylori in patients with NSAID-related peptic ulcers.Patients who presented with peptic ulcers and were found to be infected with H. pylor
Autor:
K. F. Kwok, K. W. E. Cheng
Publikováno v:
OOPSLA Companion
An advanced distance learning method is introduced that is especially programmed for non-native English speakers. Many language features have been implemented to arouse undergraduate students' interests in learning. The package is also programmed to
Publikováno v:
Hong Kong medical journal = Xianggang yi xue za zhi. 8(2)
The management of a 79-year-old man presenting with a ruptured common iliac aneurysm is described. The patient had multiple medical problems including hypertension, ischaemic heart disease, and atrial fibrillation, as well as a left hemispheric strok
Publikováno v:
Hepato-gastroenterology. 47(36)
Proton-pump inhibitor-based triple therapy given over one to two weeks is currently one of the recommended regimens for eradication of Helicobacter pylori. Most of these regimens require twice daily intake of medication. The present study explored th