Hyperpolarized xenon MRI may be useful in assessing response to biologic treatment among patients with asthma, according to a ...

The average person can only hold their breath for 30 to 90 seconds. Learn what affects breath-holding, world records, and ...

1 Consultant in Paediatric Accident and Emergency and General Paediatrics, Chelsea and Westminster Hospital, London, UK 2 Consultant in Paediatric Respiratory Medicine, Royal Brompton Hospital, London ...