TY - JOUR T1 - Unsupervised machine learning to investigate trajectory patterns of COVID-19 symptoms and physical activity measured via the MyHeart Counts App and smart devices JO - npj Digital Medicine UR - http://dx.doi.org/10.1038/s41746-023-00974-w PY - 2023/12/22 AU - Gupta V AU - Kariotis S AU - Rajab MD AU - Errington N AU - Alhathli E AU - Jammeh E AU - Brook M AU - Meardon N AU - Collini P AU - Cole J AU - Wild JM et al ED - DO - DOI: 10.1038/s41746-023-00974-w PB - Springer Science and Business Media LLC VL - 6 IS - 1 Y2 - 2025/05/18 ER -