It has been ten years since TM13 was last reviewed. Over this time we have seen technology advances and environmental concerns lead to changes […]
In this video, you will learn all about Water Treatment Plants. In cities and towns, water from river and lakes is cleaned in the […]
The definitive reference for travel medicine, updated for 2020! “A beloved travel must-have for the intrepid wanderer.” -Publishers Weekly “A truly excellent and comprehensive […]
Like sharks, epidemic diseases always lurk just beneath the surface. This fast-paced history of their effect on mankind prompts questions about the limits of […]