This cross-sectional study of survey data from a sample of US emergency departments reports that visits involving both resident and attending physicians used more hospital resources than attending-only visits.
This study uses international survey and transplant registry data to compare use of bone marrow with use of peripheral blood stem cells for hematopoietic stem cell transplantation in World Health Organization member countries.
This randomized trial evaluates if early administration of azithromycin, started prior to the onset of severe lower respiratory tract illness (LRTI) symptoms, in preschool children with recurrent severe LRTIs can prevent the progression of these episodes.
This randomized trial found that among blood donors with normal hemoglobin levels, low-dose iron supplementation reduced time to recovery of hemoglobin concentration.
Castro and coauthors report the effect of vitamin D3 supplementation on asthma treatment failures in adults with symptomatic asthma and lower vitamin D levels.