Publications by authors named "J P Landre"

Challenges in the delivery of high-quality patient centric care in Canada is plagued by staff and medical supplies shortages and spiking burnout rates leading to closures of more than a thousand emergency rooms in 2023. A literature review was conducted to examine the crisis preparedness and responsiveness of healthcare establishments in Ukraine in a warfare context, with the intent of exacting recommendations to respond to shortages in Canadian hospitals. Utilizing queries on distinct databases, more than 17,500 entries were found, narrowed, and selected for review.

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Statement Of Problem: Some patients may opt for a prosthetic rehabilitation without replacing all missing teeth, finishing treatment with a reduced dental arch. This choice may be due to biologic reasons or financial restrictions. It is unclear if a reduced dental arch functions as well as a complete dental arch.

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Introduction: Our objective was to evaluate the influence of the expansion screw height of a hyrax expander on the degree of dental inclination during rapid maxillary expansion by using the finite element method.

Methods: The hyrax expander and the maxillary arch were modeled by using Solidworks software (Dassault Systèmes, Paris, France). Three distinct finite element method models were created by simulating different screw heights relative to the plane that intersected the center of resistance of the maxillary first molars.

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In this paper, a sparse representation method is proposed for magnetic resonance spectroscopy (MRS) quantification. An observed MR spectrum is composed of a set of metabolic spectra of interest, a baseline and a noise. To separate the spectra of interest, the a priori knowledge about these spectra, such as signal models, the peak frequencies, and linewidth ranges of different resonances, is first integrated to construct a dictionary.

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