Statistics from Altmetric.com
Contributors RJPGC, TC, OB-B and IA were involved in the concept, design and data acquisition. VK contributed to the formulation of the asthma bags. RJPGC wrote the initial draft, and TC, OB-B, IA and VK revised the draft and gave the final approval.
Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Provenance and peer review Not commissioned; externally peer reviewed.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.