Aerosol Delivery to the Lung Is More Efficient Using an Extension with a Standard Jet Nebulizer than an Open-Vent Jet Nebulizer. - Pitance, L.; Reychler, G.; Leal, T.; Reychler, H.; Liistro, G.; Montharu, J.; Diot, P.; Vecellio, L. (Journal of Aerosol Medicine & Pulmonary Drug Delivery, 2013)