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This prospective, open-label randomized clinical trial reports that low-dose insulin is noninferior to standard-dose insulin with respect to rate of blood glucose decrease and resolution of acidosis.

This randomized, parallel-group clinical trial reports that aerobic, resistance, and combined training reduced total body fat and waist circumference in obese adolescents.

Elgar and colleagues examined the association between cyberbullying and adolescent mental health (after controlling differences in involvement in traditional, face-to-face bullying) and explored the potential moderating role of family contact in this association. Bradshaw provided a related .

Kotagal and colleagues evaluate coverage, access to care, and health care use by 19- to 25-year-olds compared with 26- to 34-year-olds following implementation of the Patient Protection and Affordable Care Act.

Fritz and coauthors conclude that methicillin-resistant Staphylococcus aureus (MRSA) strains concordant with infecting and colonizing strains are present on commonly handled household surfaces, a factor that likely perpetuates MRSA transmission and recurrent disease. See editorial by Milstone.

Tolia and colleagues estimate the association between vitamin A supplementation and death or chronic lung disease in the context of the recent vitamin A shortage. See also the Editorial by Laughon.

Chambers et al conducted a comprehensive economic and health services assessment of the frequency, duration, and cost of hospital admissions during the first 5 years of life for singleton, twin, and higher-order multiple children. They examine the contribution of assisted reproductive technology to the incidence and cost of multiple births. See the Editorial by Mehta.

This prospective cohort study reports that transfusion of cytomegalovirus-seronegative and leukoreduced blood products effectively prevents transmission of cytomegalovirus to very low-birth-weight infants.

This cohort study reports that repeated exposure to broad-spectrum antibiotics in children at ages 0 to 23 months is associated with early childhood obesity.

This study reports that increases in the cigarette tax contribute to improving health outcomes related to smoking among the highest risk mothers and infants. Considering that US states increase cigarette taxes for reasons other than to improve birth outcomes, these findings are welcome by-products of state policies.

This cohort study examines the effect of high-dosage folic acid supplements during pregnancy on psychomotor development in children after the first year of life.