![Frontiers | Pain as a risk factor of depression and anxiety symptoms with multiple myeloma during maintenance therapy Frontiers | Pain as a risk factor of depression and anxiety symptoms with multiple myeloma during maintenance therapy](https://www.frontiersin.org/files/Articles/1015497/fpsyg-13-1015497-HTML/image_m/fpsyg-13-1015497-g001.jpg)
Frontiers | Pain as a risk factor of depression and anxiety symptoms with multiple myeloma during maintenance therapy
![Frontiers | Global research trends in the subjective well-being of older adults from 2002 to 2021: A bibliometric analysis Frontiers | Global research trends in the subjective well-being of older adults from 2002 to 2021: A bibliometric analysis](https://www.frontiersin.org/files/Articles/972515/fpsyg-13-972515-HTML/image_m/fpsyg-13-972515-g001.jpg)
Frontiers | Global research trends in the subjective well-being of older adults from 2002 to 2021: A bibliometric analysis
![Sustainability | Free Full-Text | The Effect of Physicochemical Properties and Surface Chemistry on CO2 Adsorption Capacity of Potassium Acetate-Treated Carbon Pellets Sustainability | Free Full-Text | The Effect of Physicochemical Properties and Surface Chemistry on CO2 Adsorption Capacity of Potassium Acetate-Treated Carbon Pellets](https://pub.mdpi-res.com/sustainability/sustainability-15-04903/article_deploy/html/images/sustainability-15-04903-g001.png?1678676370)
Sustainability | Free Full-Text | The Effect of Physicochemical Properties and Surface Chemistry on CO2 Adsorption Capacity of Potassium Acetate-Treated Carbon Pellets
![Sensors | Free Full-Text | Electrocardiogram Heartbeat Classification for Arrhythmias and Myocardial Infarction Sensors | Free Full-Text | Electrocardiogram Heartbeat Classification for Arrhythmias and Myocardial Infarction](https://pub.mdpi-res.com/sensors/sensors-23-02993/article_deploy/html/images/sensors-23-02993-g001-550.jpg?1678421558)
Sensors | Free Full-Text | Electrocardiogram Heartbeat Classification for Arrhythmias and Myocardial Infarction
Commitment to independence by internal auditors: the effects of role ambiguity and role conflict | Emerald Insight
![Sustainability | Free Full-Text | Sport Tourism, Regional Development, and Urban Resilience: A Focus on Regional Economic Development in Lake Toba District, North Sumatra, Indonesia Sustainability | Free Full-Text | Sport Tourism, Regional Development, and Urban Resilience: A Focus on Regional Economic Development in Lake Toba District, North Sumatra, Indonesia](https://www.mdpi.com/sustainability/sustainability-15-05960/article_deploy/html/images/sustainability-15-05960-g001.png)
Sustainability | Free Full-Text | Sport Tourism, Regional Development, and Urban Resilience: A Focus on Regional Economic Development in Lake Toba District, North Sumatra, Indonesia
![Sustainability | Free Full-Text | Proposal for Implementation of Extraction Mechanism of Raw Materials during Landfill Mining and Its Application in Alternative Fuel Production Sustainability | Free Full-Text | Proposal for Implementation of Extraction Mechanism of Raw Materials during Landfill Mining and Its Application in Alternative Fuel Production](https://www.mdpi.com/sustainability/sustainability-15-04538/article_deploy/html/images/sustainability-15-04538-g005.png)