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The eventual elimination of chemical testing on mammals was announced Tuesday by the U.S. Environmental Protection Agency.

EPA to Phase Out Chemical Testing on Mammals

Agency plans 30 percent reduction in number of studies that require use of mammals by 2025
A new strain of Streptococcus pyogenes is causing scarlet fever

New Strain of S. pyogenes Causing Scarlet Fever in U.K.

New, more toxigenic strain may explain recent increase in scarlet fever activity in England
Use of flavored electronic cigarettes is associated with greater satisfaction and self-perceived addiction than use of nonflavored e-cigarettes

Users of Flavored E-Cigarettes Report Greater Satisfaction

Flavor is common reason for vaping initiation, more likely to motivate adults aged 18 to 24 years to start
For adults with noninfectious uveitis

Mycophenolate Mofetil Does Not Top MTX in Noninfectious Uveitis

Control of inflammation not superior with mycophenolate mofetil versus methotrexate
In a guideline published in the September issue of Gastrointestinal Endoscopy

Guideline Updated for Screening, Surveillance of Barrett Esophagus

Chromoendoscopy strongly recommended for patients with Barrett esophagus undergoing surveillance
Insulin pump usage has increased since 1995

Insulin Pump Therapy Use Has Increased Since 1995

Highest rates reported among preschoolers, children, and adolescents aged younger than 15 years
Financial integration between physicians and hospitals raises patient spending but does not impact care quality

Spending Up With Treatment in Hospital-Owned Practices

Difference in spending seems to be due to greater service utilization; no difference seen in care quality
Supine or non-left-sided sleep through 30 weeks of gestation is not associated with adverse pregnancy outcomes

Supine, Non-Left-Sided Sleep Not Linked to Pregnancy Outcomes

Supine or right lateral sleep position not tied to higher risk for composite of adverse pregnancy outcomes
The STROKE Perception Report is a valid and reliable measure of patients' and family surrogates' perceptions of the quality of acute stroke hospital services

New Tool Measures Patients’ Perceptions of Stroke Care

Validated instrument focuses on speed of diagnosis and treatment, caring, and patient education
Serum neurofilament light chain levels are significantly associated with clinical and neuroimaging outcomes in multiple sclerosis

Serum Biomarker Linked to Brain Atrophy in Multiple Sclerosis

Changes in serum neurofilament light chain levels tied to disability status and brain fraction atrophy