PMC:7796291 / 11566-11651
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T99","span":{"begin":0,"end":85},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The chemistry of sample surface was analyzed by FTIR-ATR (TENSOR27, Bruker, Germany)."}