PMC:7281378 / 30804-31022
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T414","span":{"begin":119,"end":124},"obj":"http://purl.obolibrary.org/obo/NCBITaxon_10239"}],"text":"rus isolates were retrieved from piglets aged between 4 to 12 weeks during 2008–2009 [154]. Interestingly, most of the virus isolates retrieved in this study were obtained from 4 to 8 week-old piglets which was in agre"}
2_test
{"project":"2_test","denotations":[{"id":"32397138-22166074-82800900","span":{"begin":86,"end":89},"obj":"22166074"}],"text":"rus isolates were retrieved from piglets aged between 4 to 12 weeks during 2008–2009 [154]. Interestingly, most of the virus isolates retrieved in this study were obtained from 4 to 8 week-old piglets which was in agre"}