This User’s Guide is a resource for investigators and stakeholders who develop and review observational comparative effectiveness research protocols. It expla

"The combination of scientific and institutional integrity represented by this book is unusual. It should be a model for future endeavors to help quantify envir

This completely updated edition of Exposure Assessment in Environmental Epidemiology offers a practical introduction to exposure assessment methodologies in env

This book presents WHO guidelines for the protection of public health from risks due to a number of chemicals commonly present in indoor air. The substances con

More than 50 million Americans, one out of five, suffer from hay fever, asthma, and other allergic diseases. Many of these conditions are caused by exposure to