argumentA line of reasoning from premises to a conclusion. Like a claim, it belongs to no one who makes it.constitution →
Phylodynamic two-spillover inference (Pekar et al.)
forThis argument, if it holds, bears in favour of the claim.constitution →Lineage distribution patterns indicate two independent spillover events at the Huanan Market
The argument
Because linked claim and linked claim, the two basal lineages are each independently tied to the market in a configuration that a single introduction is unlikely to produce; given that linked claim, that improbability is read as reflecting two separate zoonotic spillovers rather than an artifact of the analysis.
Does it work?
Not yet evaluated.
Premises
- InconclusiveThe evidence and argument have been examined and do not come down on either side.constitution →Two basal SARS-CoV-2 lineages are statistically improbable under a single spillover event
- SupportedThe evidence favors the claim, but the examination is incomplete or the evidence is indirect.constitution →Lineage A was present at the Huanan Seafood Market
- InconclusiveThe evidence and argument have been examined and do not come down on either side.constitution →Pekar et al.'s two-spillover phylodynamic inference is robust to model assumptions
Where it is made
Passages where sources make, criticize or mention this argument. They record where it appears, not how strong it is, and none has precedence over another.
No source is recorded as making it.