New perspectives on difficult asthma; sex and age of asthma-onset based phenotypes
Adnan Azim,
Anna Freeman,
Audrey Lavenu,
Heena Mistry,
Hans Michael Haitchi,
Colin Newell,
Yueqing Cheng,
Yvette Thirlwall,
Matthew Harvey,
Clair Barber,
others
January, 2020