PMC:7054527 / 22281-22418 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T174","span":{"begin":56,"end":62},"obj":"http://www.ebi.ac.uk/efo/EFO_0000825"}],"text":"The high-speed dental handpiece without anti-retraction valves may aspirate and expel the debris and fluids during the dental procedures."}

{"project":"LitCovid-sentences","denotations":[{"id":"T126","span":{"begin":0,"end":137},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The high-speed dental handpiece without anti-retraction valves may aspirate and expel the debris and fluids during the dental procedures."}