PMC:7796291 / 20451-20578
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T166","span":{"begin":0,"end":127},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"After UV irradiation, distinctive peaks were observed for: C-O-C (around 1058 cm−1) and O-H bending (around 1161 cm−1) [49,50]."}