Homemade valved holding chambers for children with airway hyperresponsiveness: A randomized crossover trial.

Kesanee ChaicomingAroonwan PreutthipanAnusorn AdirekkittikunMalinee Nugboon

Published in: Pediatric pulmonology (2020)

Our homemade VHC is effective for an MDI bronchodilator delivery. Since it is very cheap and easy to make, it may be used as a disposable device to minimize airborne transmission especially when commercial VHC is not available.

Keyphrases

phase iii
particulate matter
open label
young adults
study protocol
phase ii
clinical trial
double blind
placebo controlled
randomized controlled trial
air pollution