a) Color change of chromogenic materials from various stimuli and (b)... | Download Scientific Diagram
![Nutrients | Free Full-Text | Changes of 25(OH)D Concentration, Bone Resorption Markers and Physical Performance as an Effect of Sun Exposure, Supplementation of Vitamin D and Lockdown among Young Soccer Players during Nutrients | Free Full-Text | Changes of 25(OH)D Concentration, Bone Resorption Markers and Physical Performance as an Effect of Sun Exposure, Supplementation of Vitamin D and Lockdown among Young Soccer Players during](https://www.mdpi.com/nutrients/nutrients-14-00521/article_deploy/html/images/nutrients-14-00521-g001-550.jpg)
Nutrients | Free Full-Text | Changes of 25(OH)D Concentration, Bone Resorption Markers and Physical Performance as an Effect of Sun Exposure, Supplementation of Vitamin D and Lockdown among Young Soccer Players during
![Relationship between marathon performance time and percentage change in... | Download Scientific Diagram Relationship between marathon performance time and percentage change in... | Download Scientific Diagram](https://www.researchgate.net/publication/11004193/figure/fig6/AS:944929790509056@1602300226333/Relationship-between-marathon-performance-time-and-percentage-change-in-body-weight-in.png)