Publications by authors named "P J Sanderson"

Helicobacter pylori is one of the most common infectious agents linked to any malignancy. Recent studies report higher H. pylori prevalence and gastric cancer incidence rates in the Navajo Nation than in general U.

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Objective: To assess factors associated with positive COVID-19 tests, perspectives on health-related care delivery during pandemic, and factors supporting resilience among members of the Navajo Nation.

Methods And Analysis: From May through October 2021, a multi-institutional team recruited participants (n=154) to complete a 49-item questionnaire or participate in focus group (n=14) about their experience with COVID-19 and the effects on their use and access to allopathic and traditional health care. A multi-investigator, phenomenological approach summarized focus group experiences.

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  • This study explores the use of Australian coal fly ash (CFA), synthesized zeolite (SynZ), and chitosan-modified zeolite (ModZ) to immobilize beryllium (Be) in contaminated soils at a low-level radioactive waste site in Sydney, Australia.
  • Laboratory tests showed that ModZ effectively reduced Be concentrations in pore water by up to 99.5%, while SynZ increased Be levels due to its solubility, highlighting varying performance of these amendments.
  • The amendments also enhanced microbial activity and carbon and phosphorus levels in the soil, especially with ModZ, suggesting its promising eco-friendly potential for managing Be contamination.
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  • * A study analyzed data from 123 patients with early-stage vulvar SCC, finding that 85% of them had associated precursor lesions at the surgical margin, which increased the risk of recurrence.
  • * The presence of a precursor lesion at the surgical margin indicated a higher risk of cancer recurrence, suggesting that patients with these findings should undergo closer monitoring and may need further treatment in the future.
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Over the past decade, healthcare systems have started to establish control centres to manage patient flow, with a view to removing delays and increasing the quality of care. Such centres-here dubbed Healthcare Capacity Command/Coordination Centres (HCCCs)-are a challenge to design and operate. Broad-ranging surveys of HCCCs have been lacking, and design for their human users is only starting to be addressed.

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