Zobrazeno 1 - 3
of 3
pro vyhledávání: '"John M. Box"'
Autor:
John M. Box
Publikováno v:
New directions for youth development. (110)
Efforts to increase after-school programming indicate the nation's concern about how youth are engaged during out-of-school time. There are clear benefits to extending the learning that goes on during the school day. Research from the U.S. Department
Autor:
William K. Bottomley, John M. Box
Publikováno v:
Oral Surgery, Oral Medicine, Oral Pathology. 41:321-326
Unless oral anomalies are symptomatic or are exaggerated, they may go unobserved in many syndromes. The dental disturbances in an unusual syndrome are presented. Some speculations regarding the possible etiology are discussed.
Publikováno v:
Military Medicine. 140:114-116
Mercury vapor in sufficient concentration can be toxic to humans. Studies showing vapor levels in dental operating rooms are conflicting in their results. The purpose of this investigation was to compare mercury vapor levels in the air of dental oper