Should we worry about how we measure worry? Insights from an updated version of the Italian Penn State Worry Questionnaire Gioia Bottesi; Andrea Spoto;

Dating app users: Differences between middle-aged men and women Adriana Jiménez-Muro; Pedro J. Ramos-Villagrasa; Ángel Castro;

Using an interactive web application to identify pre-exposure prophylaxis adherence among men who have sex with men Bing Lin; Shihan Feng; Jiaxiu Liu; Kangjie Li; Guiqian Shi; Xiaoni Zhong;