- Surface analysis of metal clips of ceramic self-ligating brackets
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Kim KS, Han SJ, Lee TH, Park TJ, Choi S, Kang YG, Park KH
- KMID: 2431076
- Korean J Orthod.
- 2019 Jan;49(1):12-20.
- doi: 10.4041/kjod.2019.49.1.12
OBJECTIVE: The aim of this study was to analyze the surface composition, roughness, and relative friction of metal clips from various ceramic self-ligating brackets. METHODS: Six kinds of brackets were examined.... -
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- Road dust and its effect on human health: a literature review
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Khan RK, Strand MA
- KMID: 2438468
- Epidemiol Health.
- 2018;40:e2018013.
- doi: 10.4178/epih.e2018013
The purpose of this study was to determine the effects of road dust on human health. A PubMed search was used to extract references that included the words “road dustâ€... -
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- Dosimetric Evaluation of Average Glandular Absorption Radiation Dose in Mammography
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Kim TH, Oh KK, Shin HC, Kim JK, Choo SS
- KMID: 2346902
- J Korean Radiol Soc.
- 1996 Dec;35(6):999-1003.
PURPOSE: To evaluate the average glandular absorption radiation dose(AGARD) that results from tube voltage, target/filter material of the X-ray tube, enterance skin exposure, breast thickness and patterns in routine mammography. MATERIAL... -
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- Usefulness of a Small-Field Digital Mammographic Imaging System Using Parabolic Polycapillary Optics as a Diagnostic Imaging Tool: a Preliminary Study
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Chon KS, Park JG, Son HH, Kang SH, Park SH, Kim HW, Kim HS, Yoon KH
- KMID: 1102564
- Korean J Radiol.
- 2009 Dec;10(6):604-612.
- doi: 10.3348/kjr.2009.10.6.604
OBJECTIVE: To evaluate the efficacy for spatial resolution and radiation dose of a small-field digital mammographic imaging system using parabolic polycapillary optics. MATERIALS AND METHODS: We developed a small-field digital... -
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