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  1. Article

    Open Access

    Status of Ambient PM2.5 Pollution in the Seoul Megacity (2020)

    The Center for Air Quality & Control at the Seoul Research Institute of Public Health and the Environment (SIHE) has monitored changes in the concentration of fine dust in Seoul over the past 10 years and inve...

    Jung-Hoon Uhm, Eun-Han Kwon, Young-Jun Kim in Asian Journal of Atmospheric Environment (2021)

  2. Article

    Open Access

    Effectiveness of 2D radiographs in detecting CBCT-based incidental findings in orthodontic patients

    Some craniofacial diseases or anatomical variations are found in radiographic images taken for other purposes. These incidental findings (IFs) can be detected in orthodontic patients, as various radiographs ar...

    **-Young Choi, Song Hee Oh, Seong-Hun Kim, Hyo-Won Ahn in Scientific Reports (2021)

  3. No Access

    Article

    Ultrasound-guided sialo-irrigation for the treatment of chronic sialodochitis with sialolithiasis

    Sialolithiasis is one of the most common causes of salivary duct obstruction. In the last 20 years, minimally invasive procedures like sialendoscopy, extracorporeal lithotripsy, and basket snaring are increasi...

    Eun Mi Kim, Sung Hyun Lee, Song Hee Oh, Gyu-Tae Kim, Yong-Suk Choi in Oral Radiology (2021)

  4. No Access

    Article

    Radiation dosimetry analyses of radiographic imaging systems used for orthodontic treatment: comparison among child, adolescent, and adult patients

    The aim of this study was to compare the effective doses of orthodontic radiographs in children, adolescents, and adults.

    Kuk Sun Lee, Ok Hyung Nam, Gyu-Tae Kim, Sung Chul Choi, Yong-Suk Choi in Oral Radiology (2021)

  5. Article

    Open Access

    Discovering microbe-disease associations from the literature using a hierarchical long short-term memory network and an ensemble parser model

    With recent advances in biotechnology and sequencing technology, the microbial community has been intensively studied and discovered to be associated with many chronic as well as acute diseases. Even though a ...

    Yesol Park, Joohong Lee, Heesang Moon, Yong Suk Choi, Mina Rho in Scientific Reports (2021)

  6. No Access

    Article

    Malignant transformation of fibrous dysplasia into angiosarcoma

    Fibrous dysplasia (FD) is generally considered to be a benign disease that affects the bones, but it has potential to become malignant over time, generally several decades after its initial diagnosis. Radiatio...

    Song Hee Oh, Ju Hee Kang, Yu-Kyeong Seo, ** Ho Kim, Yong-Suk Choi in Oral Radiology (2020)

  7. No Access

    Article

    Radiculomegaly of canines in oculofaciocardiodental syndrome

    Oculofaciocardiodental (OFCD) syndrome is a rare genetic disease, first reported by Hayward in 1980. This syndrome presents with various ocular, facial, cardiac, and dental symptoms, including congenital catar...

    Song Hee Oh, Ju Han Kang, Ju Hee Kang, Yu-Kyeong Seo, Sae Rom Lee in Oral Radiology (2019)

  8. No Access

    Article

    Protection evaluation of non-lead radiation-shielding fabric: preliminary exposure-dose study

    The aim of this study was to evaluate the effectiveness and shielding performance of a novel recently developed non-lead radiation-shielding fabric containing bismuth oxide (BO-fabric).

    Ju Hee Kang, Song Hee Oh, Jung-Il Oh, Seong-Hun Kim, Yong-Suk Choi in Oral Radiology (2019)

  9. No Access

    Article

    Characteristic imaging findings of acantholytic squamous cell carcinoma: a case report

    Acantholytic squamous cell carcinoma (ASCC) is an uncommon, histopathologically distinct variant of squamous cell carcinoma. ASCC commonly occurs in areas of skin exposed to sunlight and has only rarely been s...

    Ju Hee Kang, Yu-Kyeong Seo, Sae Rom Lee, Song Hee Oh, Yong-Suk Choi in Oral Radiology (2019)

  10. No Access

    Article

    Ultrasound-guided sialo-irrigation with a saline–air mixture as the contrast medium

    Ultrasound (US)-guided salivary gland irrigation is a popular conservative treatment method that improves the success rate and reduces complications of the sialo-irrigation procedure. US is routinely used for ...

    Song Hee Oh, Ju Hee Kang, Yoon Joo Choi, Bok-Yeol Kim, Sae Rom Lee in Oral Radiology (2019)

  11. No Access

    Article

    Effectiveness of game based learning to minimize boolean functions

    We developed a game based content for learning to minimize boolean functions using Karnaugh Map. With interesting game based scenarios and an intelligent tutoring module, our content could give adaptive feedba...

    Yong Suk Choi in Multimedia Tools and Applications (2015)

  12. No Access

    Article

    Tree pattern expression for extracting information from syntactically parsed text corpora

    With the public availability of a number of syntactically parsed text corpora, it has been increasingly important to efficiently extract desired information from such corpora. Many conventional works extract a...

    Yong Suk Choi in Data Mining and Knowledge Discovery (2011)

  13. No Access

    Chapter and Conference Paper

    Novel Monitoring Method of Proximal Caries Using Digital Subtraction Radiography

    The objective of this study was to mark the points of emphasis in hidden dental caries from 15 subjects’ dental X-ray images. Each image is an 8-bit grayscale image taken by digital image radiography. For each...

    Jeong-Hoon Park, Yong-Suk Choi, Gi-Ja Lee in Computational Biomechanics for Medicine (2010)

  14. No Access

    Article

    Treatment of acidic coal mine drainage: design and operational challenges of successive alkalinity producing systems

    Successive alkalinity producing systems (SAPS) provide a popular bioremediation alternative to anoxic limestone drains for acid mine drainage treatment. This paper reviews the designing of SAPS and then discus...

    Jayanta Bhattacharya, Sang Woo Ji, Hyeon Seok Lee in Mine Water and the Environment (2008)

  15. No Access

    Article

    Modeling of three-dimensional groundwater flow using the method to calculate fractal dimension

    A three-dimensional finite-difference groundwater flow model was developed by the use of fractal theory. The model developed in this study can simulate the groundwater flow in fractured aquifers as well as in ...

    Bohyun Chon, Yong-Suk Choi in Korean Journal of Chemical Engineering (2001)

  16. No Access

    Article

    Oxidative dehydrogenation of 4-vinylcyclohexene into styrene over ZrO2 catalyst promoted with Fe2O3 and CaO

    The oxidative dehydrogenation of 4-vinylcyclohexene (VCH) into styrene was carried out in the presence of oxygen over a ZrO2 catalyst promoted with Fe2O3 and CaO. Intrinsically, ZrO2 showed high dehydrogenation a...

    Yong-Suk Choi, Yong-Ki Park, Jong-San Chang, Sang-Eon Park in Catalysis Letters (2000)

  17. No Access

    Article

    Synthesis and antiviral activity of fluoro sugar nucleosides 2: Synthesis and biological evaluations of 2′, 3′-dideoxy-2′-fluoro-3′-C-hydroxymethyl-β-D-arabinofuranosyl nucleosides

    Moon Woo Chun, Kyung Lee, Yong Suk Choi, Jeewoo Lee in Archives of Pharmacal Research (1996)