Wyniki wyszukiwania:

This book is an introductory text for those people who need to know more about the scientific principles behind the study of the causes of disease occurence.

As most people spend a large part of their lives at work, and as some people may be at risk of being exposed to harmful substances at high levels, workers protection should have a high priority. Studies in the workplace can help to identify causes of occupational diseases, and the outcome of such investigations should be applied when the effects of protective action are evaluated.

In searching for occupational causes of diseases,...

"Campaigns cost money--a lot of money. In 2012, Mitt Romney, Barack Obama, and their allies collectively spent more than $2 billion in the race for the presidency, with both sides spending more than $1 billion. Looking just at money raised by the campaigns from individual donors, the Obama campaign outraised the Republicans by over $500 million in 2008 and over $250 million in 2012.1"--

Who Donates to Campaigns? examines data on donors to the 2008 and 2012 presidential election campaigns to demonstrate who is donating and how the internet and campaign finance law have contributed to significant change. This book will be of value to students, scholars, campaign professionals, and journalists and anyone interested in US campaign and elections.