Face masks in the general healthy population. Scientific and ethical issues Miguel Angel Royo-Bordonada; Fernando José García-López; Fátima Cortés; Gustavo Andrés Zaragoza;

Family resilience in caring for drug addiction Ira Kusumawaty; Yunike; Jawiah; Rehana;

The influence of COVID-19 on the practice of physical activity in the European Union countries Diego Álvarez-Lourido; José Luis Paniza-Prados; Antonio Álvarez-Sousa;