https://en.m.wikipedia.org/wiki/Disease_X
https://en.m.wikipedia.org/wiki/Clade_X
https://en.m.wikipedia.org/wiki/Influenza_A_virus_subtype_H7N9
https://en.m.wikipedia.org/wiki/Xenotropic_murine_leukemia_virus-related_virus
https://en.m.wikipedia.org/wiki/Murine_leukemia_virus
https://en.m.wikipedia.org/wiki/Human_T-lymphotropic_virus
https://en.m.wikipedia.org/wiki/Human_T-lymphotropic_virus_1
https://en.m.wikipedia.org/wiki/Gibbon_ape_leukemia_virus
https://en.m.wikipedia.org/wiki/Feline_leukemia_virus
https://en.m.wikipedia.org/wiki/Koala_retrovirus
https://en.m.wikipedia.org/wiki/Jurkat_cells
https://en.m.wikipedia.org/wiki/Retrovirus
https://en.m.wikipedia.org/wiki/Provirus
https://en.m.wikipedia.org/wiki/Prophage
https://en.m.wikipedia.org/wiki/Bacterial_small_RNA
https://en.m.wikipedia.org/wiki/Bacillus_subtilis_BSR_sRNAs
https://en.m.wikipedia.org/wiki/Suramin
https://en.m.wikipedia.org/wiki/Hydroxychloroquine
https://en.m.wikipedia.org/wiki/Urea
https://en.m.wikipedia.org/wiki/Carbonyl_group
https://en.m.wikipedia.org/wiki/Smallpox_vaccine
Resistance Inducing Factor (RIF) Harry Rubin
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3167550/
https://www.sciencedirect.com/science/article/abs/pii/0042682262902246
RE: Wickland