Female youth and mental health service providers' perspectives on the JoyPop™ app: a qualitative study. - Ishaq Malik; Arnaldo Perez; Elaine Toombs; Fred Schmidt; Janine V. Olthuis; Jaidyn K. Charlton; Elizabeth Grassia; Crystal Squier; Kristine Stasiuk; Tina Bobinski; Aislin R. Mushquash (Frontiers Digit. Health, 2023)