PubMed:28539663 / 412-537
Annnotations
PubMed_ArguminSci
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T3 | 0-125 | DRI_Background | denotes | However, data on farm visitors are often difficult to obtain because of the heterogeneity of their nature and privacy issues. |