argumentA line of reasoning from premises to a conclusion. Like a claim, it belongs to no one who makes it.constitution →
Single-introduction explanation
againstThis argument, if it holds, weighs against the claim.constitution →Lineage distribution patterns indicate two independent spillover events at the Huanan Market
The argument
If linked claim, then lineages A and B can be connected by a chain of descent within early human transmission from a single introduction, so the two-lineage market pattern need not indicate two independent spillover events.
Does it work?
Not yet evaluated.
Premises
- InconclusiveThe evidence and argument have been examined and do not come down on either side.constitution →Intermediate A-B SARS-CoV-2 genomes existed among early human cases
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.