A claim can belong to several research areas, so group counts add up to more than the total.
Organism groups follow NCBI Taxonomy: the spellings of one organism are merged, a claim naming several organisms sits in each group, and claims whose value names no organism are under “not stated”.
“The form, magnitude, and rate ofdecreaseof the Ulmus decline at Diss Mere are all consistent with the hypothesis of a pathogenic attack”
e4
“All the available evidence from Diss supports the hypothesis that the mid-Holocene 'elm decline' was caused by a combination of disease and human activity”
Lexical search (BM25). All words must match; if nothing does, any word. Organism names also match every spelling of the same organism. No semantic search yet.