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Hematopoietic stem cells (HSCs) are generally defined by their dual properties of pluripotency and extensive self-renewal capacity. However, a lack of experimental clarity as to what constitutes extensive self-renewal capacity coupled with an absence of methods to prospectively isolate long-term repopulating cells with defined self-renewal activities has(More)
OBJECTIVES We compare the rate of return to the emergency department (ED) within 72 hours between families of children receiving a follow-up telephone call by a non-health care provider asking about the child's well-being 12 hours after their visit to the ED and families not receiving a follow-up call. METHODS This was a prospective, randomized study in(More)
Introduction A simple, portable capillary refill time (CRT) simulator is not commercially available. This device would be useful in mass-casualty simulations with multiple volunteers or mannequins depicting a variety of clinical findings and CRTs. The objective of this study was to develop and evaluate a prototype CRT simulator in a disaster simulation(More)
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