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Stoyanov, Stoyan R., Oksana Zelenko, Aleksandra Staneva, David J. Kavanagh, Calvin Smith, Gavin Sade, Jessica Cheers, and Leanne Hides. "Development of the Niggle App for Supporting Young People On Their Dynamic Journey to Well-being: Co-design and Qualitative Research Study." JMIR Mhealth Uhealth 2021.

Stoyanov, Stoyan R., et al. "Development of the Niggle App for Supporting Young People On Their Dynamic Journey to Well-being: Co-design and Qualitative Research Study." JMIR Mhealth Uhealth 2021.