![Biosensors | Free Full-Text | Design and Testing of a Smart Facemask for Respiratory Monitoring during Cycling Exercise Biosensors | Free Full-Text | Design and Testing of a Smart Facemask for Respiratory Monitoring during Cycling Exercise](https://www.mdpi.com/biosensors/biosensors-13-00369/article_deploy/html/images/biosensors-13-00369-g004.png)
Biosensors | Free Full-Text | Design and Testing of a Smart Facemask for Respiratory Monitoring during Cycling Exercise
![Frontiers | High-Intensity Inspiratory Muscle Training Improves Scalene and Sternocleidomastoid Muscle Oxygenation Parameters in Patients With Weaning Difficulties: A Randomized Controlled Trial Frontiers | High-Intensity Inspiratory Muscle Training Improves Scalene and Sternocleidomastoid Muscle Oxygenation Parameters in Patients With Weaning Difficulties: A Randomized Controlled Trial](https://www.frontiersin.org/files/Articles/786575/fphys-13-786575-HTML/image_m/fphys-13-786575-g001.jpg)
Frontiers | High-Intensity Inspiratory Muscle Training Improves Scalene and Sternocleidomastoid Muscle Oxygenation Parameters in Patients With Weaning Difficulties: A Randomized Controlled Trial
![Serotype-specific effectiveness of 23-valent pneumococcal polysaccharide vaccine against pneumococcal pneumonia in adults aged 65 years or older: a multicentre, prospective, test-negative design study - The Lancet Infectious Diseases Serotype-specific effectiveness of 23-valent pneumococcal polysaccharide vaccine against pneumococcal pneumonia in adults aged 65 years or older: a multicentre, prospective, test-negative design study - The Lancet Infectious Diseases](https://www.thelancet.com/cms/attachment/ba3448e1-cce6-4400-9e41-124bd462ae26/gr1_lrg.gif)