Introduction: Occupational exposure to Extremely Low Frequency Magnetic Fields (ELF-MFs) in train drivers is an integral part of the driving task and creates concern about driving jobs.The present study here was designed to investigate the occupational exposure of Tehran train drivers to extremely low frequency magnetic fields.Methods: In order to
The meaning and content of international tourism has shifted from Greek and Roman travel to a modern and complex phenomenon in the 21st century.All along this time path the scientific interest in tourism has changed from a descriptive and encyclopaedic knowledge of places and people to a discipline in its own right.The emerging geographical approac
Different factors seemingly account for the emergence of present-day languages in our species.Human self-domestication has been recently invoked as one important force favoring language complexity here mostly via a cultural mechanism.Because our self-domestication ultimately resulted from selection for less aggressive behavior and increased prosoci
Background: Rheumatoid arthritis (RA) is associated with an increase in cardiovascular (CV) risk.This issue maybe not only explained by a genetic component, as well as by the traditional CV risk factors, but also by an underestimation and undertreatment of concomitant CV comorbidities.Method: This was a retrospective matched-cohort analysis in the
This study aims to propose a comparison model of Chinese and Japanese traditional opera tunes based on deep read more learning (DL) and artificial intelligence technology, which can be used to effectively analyze and classify the tune characteristics of Chinese and Japanese traditional opera.To achieve this aim, a multi-layered DL model, including