نتایج جستجو برای: erosive projectiles

تعداد نتایج: 5507  

Journal: :Intellekt. Sist. Proizv. 2019

Journal: :Journal of Spacecraft and Rockets 2013

Journal: :Annales de Toxicologie Analytique 2011

Journal: :Scientific American 1881

Journal: :American Journal of Physics 2005

Journal: :The International Conference on Chemical and Environmental Engineering 2008

Journal: :Journal of the American Dental Association 2016
Avanija Reddy Don F Norris Stephanie S Momeni Belinda Waldo John D Ruby

BACKGROUND Dental erosion is the chemical dissolution of tooth structure in the absence of bacteria when the environment is acidic (pH < 4.0). Research indicates that low pH is the primary determinant of a beverage's erosive potential. In addition, citrate chelation of calcium ions may contribute to erosion at higher pH. The authors of this study determined the erosive potential measured by the...

2013
Wing-Yee Kwok Margreet Kloppenburg Michelle Marshall Elaine Nicholls Frits R. Rosendaal Danielle A. van der Windt George Peat

OBJECTIVE To investigate in the general population the clinical impact of erosive OA in interphalangeal joints (IPJs) compared with symptomatic radiographic hand OA and inflammatory arthritis. METHODS Standardized assessments with hand radiographs were performed in participants of two population-based cohorts in North Staffordshire with hand symptoms lasting ≥1 day in the past month. Erosive ...

2012
Gust Verbruggen Ruth Wittoek Bert Vander Cruyssen Dirk Elewaut

BACKGROUND Adalimumab blocks the action of tumor necrosis factor-α and reduces disease progression in rheumatoid arthritis and psoriatic arthritis. The effects of adalimumab in controlling progression of structural damage in erosive hand osteoarthritis (HOA) were assessed. METHODS Sixty patients with erosive HOA on radiology received 40 mg adalimumab or placebo subcutaneously every two weeks ...

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