![Frontiers | Half a Century of Technological Advances in Pulmonary Drug Delivery: A Personal Perspective Frontiers | Half a Century of Technological Advances in Pulmonary Drug Delivery: A Personal Perspective](https://www.frontiersin.org/files/Articles/871147/fddev-02-871147-HTML-r1/image_m/fddev-02-871147-g001.jpg)
Frontiers | Half a Century of Technological Advances in Pulmonary Drug Delivery: A Personal Perspective
![Nanotechnology-Assisted Metered-Dose Inhalers (MDIs) for High-Performance Pulmonary Drug Delivery Applications | SpringerLink Nanotechnology-Assisted Metered-Dose Inhalers (MDIs) for High-Performance Pulmonary Drug Delivery Applications | SpringerLink](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs11095-022-03286-y/MediaObjects/11095_2022_3286_Fig1_HTML.png)
Nanotechnology-Assisted Metered-Dose Inhalers (MDIs) for High-Performance Pulmonary Drug Delivery Applications | SpringerLink
![DIFFICULTIES ASSOCIATED WITH COMPOUNDING METERED-DOSE INHALERS AND DRY POWDER INHALERS Brian Rogers, Ph.D. Office of New Drug Chemistry Center for Drug. - ppt download DIFFICULTIES ASSOCIATED WITH COMPOUNDING METERED-DOSE INHALERS AND DRY POWDER INHALERS Brian Rogers, Ph.D. Office of New Drug Chemistry Center for Drug. - ppt download](https://images.slideplayer.com/20/5965048/slides/slide_3.jpg)
DIFFICULTIES ASSOCIATED WITH COMPOUNDING METERED-DOSE INHALERS AND DRY POWDER INHALERS Brian Rogers, Ph.D. Office of New Drug Chemistry Center for Drug. - ppt download
![Objective Assessment of Patient Inhaler User Technique Using an Audio-Based Classification Approach | Scientific Reports Objective Assessment of Patient Inhaler User Technique Using an Audio-Based Classification Approach | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-018-20523-w/MediaObjects/41598_2018_20523_Fig1_HTML.jpg)