The burden of musculoskeletal injury in low and middle-income countries: challenges and opportunities.

Investigation performed at Children’s Hospital of Philadelphia, the University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania; the University of California at Berkeley School of Public Health, Berkeley, California; San Francisco General Hospital, the University of California at San Francisco School of Medicine, San Francisco, California; Academy of Traumatology, Ahmedabad, Gujarat, India; and the University of Connecticut Health Center, University of Connecticut School of Medicine, Farmington, Connecticut