CORD-19:12d35c12218f230c49f4dc892814ba9f1037f251 / 17502-17707 3 Projects
Annnotations
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| TextSentencer_T80 | 0-205 | Sentence | denotes | Similarly in animal models of influenza and Sendai virus infection the efficacy of protection against secondary challenge wanes rapidly within three to six months after a primary infection (60) (61) (62) . |