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Find out about the symptoms of COVID-19, what to do if you or your child has them and when to get medical help.
Guidance for people with symptoms of a respiratory infection including COVID-19, or a positive test result for COVID-19.
Respiratory health conditions caused by airborne allergens and the groups that are most vulnerable to poor indoor air quality.
What happens if you're stopped by the police while driving - breath tests, motoring offences, faults with your vehicle, seizing your vehicle
Asthma is a long-term condition and it is thought that symptoms can be worsened by exposure to viruses, allergens and air pollution.
Public health principles for reducing the spread of respiratory infections, including COVID-19, in the workplace.
Statistics on a range of respiratory diseases in adults and children.
Guidance and information about high consequence infectious diseases and their management in England.
Information for clinicians on the characteristics, diagnosis and epidemiology of infections caused by Chlamydia psittaci.
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