Publications by authors named "Ronald Hsu"

The gastrointestinal tract is home to the largest microbial population in the human body. The gut microbiota plays significant roles in the development of the gut immune system and has a substantial impact on the maintenance of immune tolerance beginning in early life. These microbes interact with the immune system in a dynamic and interdependent manner.

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The human gastrointestinal tract houses an enormous microbial ecosystem. Recent studies have shown that the gut microbiota plays significant physiological roles and maintains immune homeostasis in the human body. Dysbiosis, an imbalanced gut microbiome, can be associated with various disease states, as observed in infectious diseases, inflammatory diseases, autoimmune diseases, and cancer.

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Background & Aims: Fecal microbiota transplantation (FMT) is used commonly for treatment of Clostridioides difficile infections (CDIs), although prospective safety data are limited and real-world FMT practice and outcomes are not well described. The FMT National Registry was designed to assess FMT methods and both safety and effectiveness outcomes from North American FMT providers.

Methods: Patients undergoing FMT in clinical practices across North America were eligible.

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Results of the annual American Dental Education Association surveys of dental school seniors show approximately 10 percent of graduates enter federal government services while less than 1 percent enter dental academia. To examine this difference, this study sought the perceptions of senior dental students and junior military dental officers regarding their choice of a military career in order to determine how military recruitment strategies influenced their career decisions. Official documents explaining military recruitment efforts were requested from the military services and summarized.

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Rationale: The number of emergency paediatric admissions is increasing each year. The reasons for this are unclear but may include increasing demand from parents, changes in GP working patterns, and an increase in unnecessary admissions. Respiratory disease is the commonest diagnostic category for emergency admission in childhood.

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Background: NHS Walk-in Centres have been introduced to improve access to healthcare in the UK. Little is understood about why people choose Walk-in Centres from among the range of options available to them.

Objectives: To explore users' accounts of choosing and using an NHS Walk-in Centre.

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Objective: To assess the effect of an NHS walk-in centre on local primary and emergency healthcare services.

Design: Before and after observational study.

Setting: Loughborough, which had an NHS walk-in centre, and Market Harborough, the control town.

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Rationale, Aims And Objectives: An adaptation of the first stage of the systematic qualitative tool, the Hazard Analysis and Critical Control Point (HACCP) system from the food industry, was used to identify problems in the delivery of a district-wide antenatal screening programme for Down's syndrome. The aim of the second stage, described here, was to develop specific solutions (termed controls) for these problems.

Methods: The views of staff delivering the programme and of members of the Down's screening steering group were used to identify control measures.

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Rationale, Aims And Objectives: Routine review of the Leicestershire district antenatal screening programme for Down's syndrome was carried out by its steering group. This raised suspicions that there were problems with the delivery of the programme. The steering group commissioned a project to adapt the Hazard Analysis and Critical Control Point (HACCP) system, as used in the food industry, to investigate this.

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