Society of Occupational Medicine - Links to useful medical sites CDC Travelers Health - USA site for travel advice US Environmental Protection Agency - Environmental Protection Agency Streetmap - Street finder service and local maps Ask Jeeves - Ask Jeeves search engine Netdoctor - Advice on all medical matters Medidoctor - Advice on all medical matters Health Protection Agency - Infectious diseases, chemical incidents, poisons service nhsdirect - NHS based advice service Faculty of Occupational Medicine - Medical body overseeing education for Occupational Health doctors National Radiological Protection Board - Advice on mobile phones, power lines, nuclear reactors