References
[Levitin2019]
Levitin et al. (2019), De novo gene signature identification from single‐cell RNA‐seq with hierarchical Poisson factorization, `Molecular Systems Biology<https://doi.org/10.15252/msb.20188557>`__.
[SzaboLevitin2019]
Szabo, Levitin et al. (2019), Single-cell transcriptomics of human T cells reveals tissue and activation signatures in health and disease, Nature Communications<https://doi.org/10.1038/s41467-019-12464-3>.