However, small business researchers working under time and resource pressures often have to resort to providing a snapshot account of events based on interviews or short-term shadowing.
Selection methods to determine beneficiaries among applicants, in case of oversubscription, include first come, first served; objective criteria including psychometric tests or randomization; and selection by committee based on interviews or business proposals.
Retrospective exposure assessment based on interviews or questionnaires has major inherent uncertainties and constitutes a major source of error in case-control studies of mobile phone use.
Our current understanding of the circumstances of falls is based on interviews or incident reports, exploring a limited set of outcomes in community-dwelling individuals [ 6- 9].
Others are retrospective case-control studies based on interviews or questionnaires with the risk of recall bias and skewed data due to a high proportion of nonresponders, 19, 22 and some are based on linkage between large administrative registers.
Finally, by using highly valid algorithms to collect data on diabetes and possible confounding factors before the date of hospitalization for pneumonia, we were able to avoid the recall bias present in case-control studies based on interviews or questionnaires.
Case-control studies, often based on interviews or questionnaires, are susceptible to selection and recall bias, and they do not allow estimation of absolute risks (prevalences) of birth defects.
(Our definition of "ever use" was based on the ownership of a phone, whereas the Interphone study defined "ever use" as an average of at least one phone call per week for six months or more, based on interview data from individuals. 4) We used both models in conjunction with data for phone subscriptions gathered for the US as a whole, 25 to assess the effect of mobile phone use on glioma incidence.
B6 Unexpected 9/11 Biographies The application process for the government effort to pay hundreds of thousands of dollars for every Sept. 11 victim has yielded something unexpected: minibiographies created by families and friends about the dead, based on interviews, photos or videotapes.
But for many families and friends of victims, and lawyers who did not even know them, the application process for the government effort to pay hundreds of thousands of dollars for every Sept. 11 victim has yielded something far more unexpected and indelible: the impulse to create intimate minibiographies about the dead, based on interviews, photos or videotapes.
