Zobrazeno 1 - 10
of 468
pro vyhledávání: '"Cheol-Woong Choi"'
Publikováno v:
The Korean Journal of Helicobacter and Upper Gastrointestinal Research, Vol 24, Iss 3, Pp 259-266 (2024)
Objectives Although phytobezoars are the most common type of gastric bezoar, a standardized treatment method has not been adopted. Methods In this study, we evaluated patient clinical features and treatment outcomes following the use of different tre
Externí odkaz:
https://doaj.org/article/5c18b48381774626be25cfa709f9802a
Autor:
Dae Gon Ryu, Cheol Woong Choi
Publikováno v:
The Korean Journal of Helicobacter and Upper Gastrointestinal Research, Vol 24, Iss 3, Pp 276-280 (2024)
A 48-year-old man presented to our hospital for evaluation of melena. Abdominal computed tomography (CT) revealed an endophytic contrast-enhanced mass (approximately 9 cm) in the gastric fundus and upper body. CT showed no evidence of metastasis to o
Externí odkaz:
https://doaj.org/article/aef14e214b51470b886e3c9d2df8a60d
Publikováno v:
IEEE Access, Vol 12, Pp 9138-9150 (2024)
This study proposes a novel method to compensate phase shift angle of dual active bridge (DAB) converters by considering the parasitic capacitance of SiC metal-oxide-semiconductor field-effect transistors (MOSFETs). In general, the DAB converter bidi
Externí odkaz:
https://doaj.org/article/67663fe7a7334f6d9872911565b508bb
Publikováno v:
Energies, Vol 17, Iss 19, p 4971 (2024)
The installed capacity of photovoltaic (PV) systems has increased significantly over the past few decades, and related technologies have advanced significantly. The electrical characteristics of a PV system change nonlinearly based on irradiation and
Externí odkaz:
https://doaj.org/article/b32c76a76bcd47259aca95d85a059761
Publikováno v:
The Korean Journal of Internal Medicine, Vol 39, Iss 3, Pp 537-538 (2024)
Externí odkaz:
https://doaj.org/article/baa1422103bc4d548ba91a8e7b05d254
Autor:
Dae Gon Ryu, Cheol Woong Choi
Publikováno v:
The Korean Journal of Helicobacter and Upper Gastrointestinal Research, Vol 23, Iss 4, Pp 321-323 (2023)
Externí odkaz:
https://doaj.org/article/687a9d1434af4fb491666d917e175ce5
Autor:
Kiyoun Yi, Gwang Ha Kim, Su Jin Kim, Cheol Woong Choi, Moon Won Lee, Bong Eun Lee, Geun Am Song
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-7 (2023)
Abstract Duodenal neuroendocrine tumors (d-NETs) ≤ 10 mm in size, confined to the submucosal layer, without lymph node or distant metastasis, can be treated safely and effectively by endoscopic management. However, most results are based on limited
Externí odkaz:
https://doaj.org/article/bf3b75e17b8f45629023e31a93ebc5cd
Autor:
Thanh Mien Nguyen, Sung-Jo Kim, Dae Gon Ryu, Jae Hun Chung, Si-Hak Lee, Sun-Hwi Hwang, Cheol Woong Choi, Jin-Woo Oh
Publikováno v:
Nanomaterials, Vol 14, Iss 14, p 1208 (2024)
The use of naturally sourced organic materials with chirality, such as the M13 bacteriophage, holds intriguing implications, especially in the field of nanotechnology. The chirality properties of bacteriophages have been demonstrated through numerous
Externí odkaz:
https://doaj.org/article/15488d2e999c429d9e56dcfa7bf7dffc
Autor:
Dae Gon Ryu, Cheol Woong Choi, Su Jin Kim, Chung Su Hwang, Dae Hwan Kang, Hyung Wook Kim, Su Bum Park, Bong Soo Son
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-8 (2023)
Abstract Esophageal granular cell tumors (GCTs), the second most common subepithelial tumors (SETs) of the esophagus, are potentially malignant with no definite management guidelines available. We retrospectively enrolled 35 patients with endoscopica
Externí odkaz:
https://doaj.org/article/028302e32dae4d6d838cb62a2783aa95
Autor:
Peel Jung, Hyung Wook Kim, Su Bum Park, Dae Hwan Kang, Cheol Woong Choi, Su Jin Kim, Hyeong Seok Nam, Dae Gon Ryu, Dong Hoon Shin, Joo Young Na, Mi Sook Yun
Publikováno v:
The Korean Journal of Internal Medicine, Vol 38, Iss 3, Pp 349-361 (2023)
Background/Aims Some sessile serrated lesions (SSLs) progress into dysplasia and colorectal cancer, however, the clinical and endoscopic characteristics of SSLs with dysplasia remain to be determined. In this study, we elucidated these characteristic
Externí odkaz:
https://doaj.org/article/5430c16ac6cd4de89f58fbafae703198