The swelling of the corneal buttons in aqueous solution can be prevented by adding high molecular weight solutes to the bathing medium. In appropriate concentrations of these colloidal substances the button can be dehydrated, a matter of some significance in clinical situations. Swelling of the cornea in the intact eye in vitro can be similarly prevented. The suggestion is made that swelling is...

Pelleting was introduced into Europe about 1920 and into the U.S. feed industry in the late 1920's (Schoeff, 1994). Its popularity has grown steadily until about 80% of all feed in the U.S. are currently pelleted. Today, the process is widely used because of both the physical and the nutritional benefits it provides. The physical benefits include improved ease of handling, reduced ingredient se...

An increasing number of countries are requiring an extended learner permit prior to independent driving. The question of when drivers begin the learner permit period, and how long they hold the permit before advancing to independent licensure has received little research attention. Licensure timing is likely to be related to "push" and "pull" factors which may encourage or inhibit the process. ...

Dear Sir: We have concerns with the recent publication by Jutla and colleagues, which aims to describe the environmental factors influencing epidemic cholera. 1 Regarding cholera in Haiti, the authors challenged the findings of many studies showing that the epidemic likely originated from the importation of toxi-genic Vibrio cholerae by Nepalese peacekeepers in October 2010. 2–5 Instead, they a...

Although the long-neglected field of human susceptibility to environmental toxicants is currently receiving renewed attention, there is only scant literature on factors influencing susceptibility to heavy metals. Genetic factors may influence the availability of sulfhydryl-containing compounds such as glutathione and metallothionein, which modify the distribution and toxicity of certain metals....

Purpose: To describe the cultural factors that are related to children's pain based on research findings reported in scientific articles 1995-2009. These factors are important to identify to conduct culturally sensitive care for children suffering from pain. Methods: In this literature analysis, altogether 14 studies were analysed by using content analysis with Leininger's Culture Care Theory (...

This study attempts to identify the salient factors affecting tourist food consumption. By reviewing available studies in the hospitality and tourism literature and synthesising insights from food consumption and sociological research, five socio-cultural and psychological factors influencing tourist food consumption are identified: cultural/religious influences, socio-demographic factors, food...

BACKGROUND The main purpose of this study was to identify factors that influence healthcare quality in the Iranian context. METHODS Exploratory in-depth individual and focus group interviews were conducted with 222 healthcare stakeholders including healthcare providers, managers, policy-makers, and payers to identify factors affecting the quality of healthcare services provided in Iranian hea...

Conclusion 98 Research in clinical reasoning has focused strongly on the cognitive aspects of the processes involved. This chapter reports on research that examined the context of and factors influencing clinical decision making. Clinical decision making is both an outcome and a component of clinical reasoning. Given its pivotal place in the practice of health professionals, it is imperative to...