CORD-19:48b81081bbcbdbea648394d8bf2adf370b36e44c / 849795-849902 2 Projects
Annnotations
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T40447 | 0-107 | Sentence | denotes | A cross-sectional postal survey was conducted among 1500 adults aged 25 and 64 years (response rate=63.6%). |