The British Thoracic Society (BTS) is a registered charity and company limited by guarantee that works to improve standards of care for people who have respiratory diseases, and to support and develop those who provide that care.
The World Health Organization (WHO) is the directing and coordinating authority for health within the United Nations system.
The World Health Organization (WHO) is the directing and coordinating authority for health within the United Nations system.
The US National Academies Press (NAP) was created by the National Academy of Sciences to publish the reports of the National Academies of Sciences, Engineering and Medicine, operating under a charter granted by the Congress of the United States. The NAP publishes on a wide range of topics in science, engineering, and medicine, providing authoritative information on important matters in science and health policy.