New Online

This randomized clinical trial uses data from a pediatric emergency department in Finland to evaluate the risk of developing electrolyte disorders in acutely ill children receiving commercially available plasmalike isotonic fluid therapy containing 20 mmol/L of potassium.

This cohort study assesses whether young people who change their sexual identity are associated with having higher risk of cigarette smoking initiation and current smoking compared with those with consistent sexual identities.

This Patient Page offers breastfeeding and pumping milk guidelines for mothers who have tested positive for COVID-19, who have been exposed to COVID-19, or work in a setting with increased risk of exposure to the virus.

This Viewpoint examines how fairness and impartiality can create a more adolescent-friendly health care system and implement tools for the success of our youth.

This randomized clinical trial compares the short-term efficacy, safety, and cost of lower-calorie vs higher-calorie refeeding for malnourished adolescents and young adults with anorexia nervosa.

This study examines the association between parents’ limited comfort with English (LCE) and adverse events in a cohort of hospitalized children.

This Viewpoint discusses the challenges of being a physician who is both Black and queer and the difficulty in discerning when to disclose sexual orientation.

This cohort study describes the outcomes of neonates born to mothers with perinatal severe acute respiratory syndrome coronavirus 2 infection and the infection prevention and control practices associated with these outcomes.

This cohort study assesses the association between maternal exposure to labor epidural analgesia and risk of autism spectrum disorders in offspring

This cross-sectional study examines changes over time in the use and disordered use of alcohol and controlled substances in US young adults attending vs not attending college.

This cross-sectional study evaluates whether the Parent-Reported Outcomes of Symptoms system identifies more symptoms than clinicians do among children with severe neurological impairment.

This Viewpoint describes the response of the community of Rochester, New York, to the pandemic as a model for developing coordinated, problem-focused solutions to address the most pressing issues for children and families during times of crisis.

This randomized clinical trial evaluates the effectiveness of a multilevel home- and school-based asthma educational program compared with a school-based asthma educational program alone in improving asthma outcomes in children enrolled in Head Start.

This cross-sectional study examines changes in the rates of central catheter–associated bloodstream infections and catheter-associated urinary tract infections over time in critically ill pediatric patients.

This cohort study examined the association of Muslim identity and religiosity with mental health issues before and after the 2016 election.