![Development of controlled release oral dosages by density gradient modification via three-dimensional (3D) printing and hot-melt extrusion (HME) technology - ScienceDirect Development of controlled release oral dosages by density gradient modification via three-dimensional (3D) printing and hot-melt extrusion (HME) technology - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S1773224722002659-ga1.jpg)
Development of controlled release oral dosages by density gradient modification via three-dimensional (3D) printing and hot-melt extrusion (HME) technology - ScienceDirect
![3D Printer's Interchangeable Nozzles Switch Between High Speed and High Resolution | Engineering.com 3D Printer's Interchangeable Nozzles Switch Between High Speed and High Resolution | Engineering.com](https://www.engineering.com/portals/0/BlogFiles/heimgartner%20ultimaker%201.jpg)
3D Printer's Interchangeable Nozzles Switch Between High Speed and High Resolution | Engineering.com
![Micromachines | Free Full-Text | Extrusion-Based 3D Printing of Microfluidic Devices for Chemical and Biomedical Applications: A Topical Review Micromachines | Free Full-Text | Extrusion-Based 3D Printing of Microfluidic Devices for Chemical and Biomedical Applications: A Topical Review](https://pub.mdpi-res.com/micromachines/micromachines-09-00374/article_deploy/html/images/micromachines-09-00374-g007.png?1570318845)