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Industrial engineers have been called agents of change, and that is really what we do--or should be doing--most of the time. Sometimes we must use our knowledge in projects that [...]

Observations of worldwide attitudes toward the increasing problems of aging are presented. In a brief preliminary summary report on the postoperative clinical, physical, and psychological results in a group of 86 individuals who came for consultation for a regional or total rhytidectomy, it is emphasized that the patients not only obtained improvements in their external appearance as well as their expressions and functional activity, but soon came to request a full “health and appearance program.” From the psychologic standpoint, plastic surgeons are now challenging their patients to help themselves in such an overall program to forestall the effects of aging.

Thymoglobulin (ATG) infusion-related reactions in stem cell transplant (SCT) recipients are frequent. Minor reactions as fever and chills are the most usually observed. Severe and potentially life-threatening reactions are rare (>1/10.000 and <1/1000) and are associated with hypotension, oligoanuria, respiratory and heart impairment,