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Ceramic production in the Huari region, Ancash, is characterized by the use of ground slate, a temper called shashal, mixed to a yellow clay. Two of the three villages producing around Huari exchange their materials. Fur...

Although genomewide RNA expression analysis has become a routine tool in biomedical research, extracting biological insight from such information remains a major challenge. Here, we describe a powerful analytical method ...

The role and limitations of retrospective investigations of factors possibly associated with the occurrence of a disease are discussed and their relationship to forward-type studies emphasized. Examples of situations in ...

Our usual representations of the opposition between the "civilized" and the "primitive" derive from willfully ignoring the relationship of distance our social science sets up between the observer and the observed. In fac...

Cronbach’s alpha is a statistic commonly quoted by authors to demonstrate that tests and scales that have been constructed or adopted for research projects are fit for purpose. Cronbach’s alpha is regularly adopted i...