Results 171 to 180 of about 197,228 (295)
The abundances of carbon and nitrogen in the atmospheres of classical Be stars. [PDF]
Peters GJ +4 more
europepmc +1 more source
Objective Ultrasound (US) has been proposed as a potential tool for assessing skin fibrosis in systemic sclerosis (SSc). However, a large‐scale comparison of US‐based assessment with histologic markers of skin fibrosis has not been reported. We evaluated US‐based skin assessments for their face validity (differentiation between involved SSc and healthy
Ruhani Desai +12 more
wiley +1 more source
Measuring the magnetic fields in the chromospheres of low-mass stars. [PDF]
Cang T +13 more
europepmc +2 more sources
A young progenitor for the most common planetary systems in the Galaxy. [PDF]
Livingston JH +41 more
europepmc +1 more source
Objective This systematic review aimed to assess the diagnostic accuracy of algorithms used to identify rheumatoid arthritis and juvenile idiopathic arthritis in electronic health records. Methods We searched Medline, Embase, and Cochrane Central Register for Controlled Trials databases and included studies that validated case definitions against a ...
Constanza Saka‐Herrán +10 more
wiley +1 more source
A large, long-lived, slowly-expanding superbubble across the Perseus arm. [PDF]
Chen B +7 more
europepmc +1 more source
Objective We aimed to test the efficacy of personalized treatment of older veterans with chronic low back pain (CLBP) delivered by Aging Back Clinics (ABCs) as compared with usual care (UC). Methods Two hundred ninety‐nine veterans aged 65 to 89 with CLBP from three Veterans Affairs (VA) medical centers underwent baseline testing, randomization to ABC ...
Debra K. Weiner +9 more
wiley +1 more source
Subgiants in NGC 188 reveal that rotationally induced mixing creates the main sequence Li-Dip. [PDF]
Sun Q +6 more
europepmc +1 more source
Objective Antinuclear antibodies (ANAs) are present at high titers in 2% of the general population, but their clinical significance in individuals without an autoimmune (AI) disease is not known. We tested the hypothesis that the presence of a high ANA titer in non‐AI conditions is associated with disease.
Matthew Chung +7 more
wiley +1 more source
Background-free <sup>12</sup>C(<i>α</i>, <i>γ</i>) angular distribution measurements with a time projection chamber operating in Gamma beams. [PDF]
Haverson KCZ +5 more
europepmc +1 more source

