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The Bolton tooth-size analysis is widely taught and used in orthodontics. However, its reliability has not been documented. The purpose of this study was to evaluate the reliability of the analysis when performed with needle-pointed dividers and a Boley gauge. Four clinicians measured the teeth on 15 sets of casts with two instruments at two sessions. The(More)
OBJECTIVE Educational program evaluation and program improvement are processes that can be enhanced by involving multiple stakeholders and measurement tools. The purpose of this study was to compare faculty and resident physician perceptions of both teaching quality and resident competence for 13 core psychiatric skills and the six Accreditation Council for(More)
The objective of this study is to determine whether (1) Kuwaiti adolescents differ from Caucasian adolescents with respect to their cephalometric values; (2) sex plays a role in the differences between the two groups; and (3) a need exists to develop cephalometric standards for the Kuwaiti population. Standardized cephalometric films were obtained from 36(More)
BACKGROUND Chagas disease is caused by the flagellate protozoan Trypanosoma cruzi (T. cruzi). It is endemic in Latin American countries outside the Caribbean. The current criterion for cure in the chronic phase of the disease is the negativization of at least two serological tests such as enzyme-linked immunosorbent assay (ELISA), indirect(More)
The multifaceted courtship display of male satin bowerbirds (Ptilonorhynchus violaceus) involves several elements that have been studied in detail. However, one of their most unusual behaviors, bower painting, has received little attention. Here, I propose two hypotheses for the function of paint and use multiple approaches to test predictions made by these(More)
Female Sprague-Dawley rats were divided into three groups. All three groups were given the same solid diet (with 1.6 ppm F). Group I was given deionized water, group II drank water with 5 ppm fluoride added, and group III had 50 ppm fluoride added. All females were mated with the same male. The pups were sacrificed at 28 days, and the mandibles were removed(More)
This report describes a man with narcolepsy, paranoid psychosis, major depression, and tardive dyskinesia. The case illustrates the treatment difficulties such a patient presents and also raises questions about interactions between the putative neurotransmitters involved in each of these conditions. It is suggested that the presence of narcolepsy may(More)
2 cases of left atrial myxoma are presented, with a review of the recent literature on the topic, in order to bring this rare condition to the attention of clinicians. Both cases presented to the Neurological Unit of the Queen Elizabeth Hospital during 1978. The cases helped to emphasise the role of echocardiography in the routine appraisal of the stroke(More)
The results of a clinical trial of enteric coated Levo-dopa are described for nineteen patients with Parkinsonism. Twelve cases comprise the nuclear group and all were intolerant to therapeutic doses of standard Levo-dopa. Seven cases were receiving Levo-dopa for the first time. Treatment periods ranged from three to twelve months. Of the whole group, 84%(More)