* Adapted from Erzingerat al. J Aerosol Med 2007 20 (Suppl1 S78-S84)
**Quantifying facemask sealing efficiency when used on a valved holding chamber during simulated breathing. D von Hollen, E Lieberman, K Nikander, Philips Respironics, Respiratory Drug Delivery, Parsippany, NJ, USA. Presented at the Association of Asthma Educators (AAE) annual conference, July 3
Subscribe to our newsletter
Exclusive offers, just for you
Healthy lifestyles start here. Sign up to enjoy:
Tips and articles on healthy lifestyles- restful sleep, skincare, and more.