PMC:7795888 / 3986-4125 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T27","span":{"begin":0,"end":139},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"These regions are part of the so-called brain reward system: amygdala, nucleus accumbens, orbitofrontal cortex (OFC), and cingulate cortex."}