Robert H. Friis Books

The Praeger handbook of environmental health edited by Robert H. Friis
The Praeger handbook of environmental health edited by Robert H. Friis

By Robert H. Friis

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"Written by internationally acclaimed experts in the United States and abroad, this comprehensive set of environmental health articles serves to clarify our impending challenges as well as opportun...

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The Praeger handbook of environmental health edited by Robert H. Friis
The Praeger handbook of environmental health edited by Robert H. Friis

By Robert H. Friis

Average: 0.00, 0 Ratings

"Written by internationally acclaimed experts in the United States and abroad, this comprehensive set of environmental health articles serves to clarify our impending challenges as well as opportun...

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Epidemiology 101
Epidemiology 101

By Robert H. Friis

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If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.

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