INTRODUCTION The growth of Internet users enables epidemiological studies to be conducted electronically, representing a promising methodology for data collection. METHODS Members of Ethics Committees, Clinical Researchers and Sponsors were interviewed using questionnaires sent over the Internet. Along with the questionnaire, participants received a message explaining the survey and also the ...

BACKGROUND Hepatitis B virus (HBV) is considered the most important cross-infection hazard in developing countries. Patients infected with hepatitis virus could encounter difficulties in obtaining dental care. The aim of this study was to investigate the willingness of Saudi dental professionals to treat hepatitis B virus infected patients. MATERIALS AND METHODS This cross-sectional survey wa...

This study aims to (a) examine the roles of knowledge, distrust in medical professionals, information sources, and 2 dimensions of religiosity (i.e., religious activity and religious belief) in influencing willingness to participate (WTP) in cancer clinical trials and to (b) compare the results for Caucasians and African Americans in order to inform future recruitment. An online survey was fiel...

BACKGROUND In population-based observational studies, non-participation and delayed response to the invitation to participate are complications that often arise during the recruitment of a sample. When both are not properly dealt with, the composition of the sample can be different from the desired composition. Inviting too many individuals or too few individuals from a particular subgroup coul...

OBJECTIVES High rates of household participation are critical to the success of door-to-door vector control campaigns. We used the Health Belief Model to assess determinants of participation, including neighbour participation as a cue to action, in a Chagas disease vector control campaign in Peru. METHODS We evaluated clustering of participation among neighbours; estimated participation as a ...

OBJECTIVE Crash avoidance technologies can potentially prevent or mitigate many crashes, but their success depends in part on driver acceptance. Owners of 2010-2012 model Volvo vehicles with several technologies were interviewed about their experiences. METHODS Interviews were conducted in summer 2012 with 155 owners of vehicles with City Safety as a standard feature; 145 owners with an optio...

BACKGROUND Scientific reviewing is a voluntary process to determine if a manuscript deserves publication. REVIEW MEANS: Responsibly Evaluate, Verify and Improve the manuscript, Educate the authors and editors, and Weigh your expert opinion against the submitted work. Provide your review in a respectful, unbiased and timely manner. REVIEW METHODS Make sure editors know about your willingness t...

We would like to point out some serious problems and contradictions in the study “Regulation of Conscientious Objection to Abortion: An International Comparative Multiple-Case Study,” by Wendy Chavkin, Laurel Swerdlow, and Jocelyn Fifield (Health and Human Rights Journal, vol. 19, no. 1, 2017). The study purports to show that it is possible to accommodate health care providers’ “conscientious o...

Consumption of solids and liquids occurs as a chain of behaviors that may include accepting, swallowing, and retaining the food or drink. In the current investigation, we evaluated the relative effectiveness of differential reinforcement of the first behavior in the chain (acceptance) versus differential reinforcement for the terminal behavior in the chain (mouth clean). Three children who had ...