CORD-19:04c300fc145b27f210fe05c52a93de14920c17bc / 41375-41666 JSONTXT

{"project":"CORD-19_Custom_license_subset","denotations":[{"id":"T262","span":{"begin":0,"end":291},"obj":"Sentence"}],"text":"These studies have revealed the presence of distinct areas on the HA molecule within which the amino acid substitutions predominantly occurred, These areas were also implicated in the production of antigenic variation associated with the process of antigenic drift (reviewed by Ward, 1981) ."}

{"project":"CORD-19-Sentences","denotations":[{"id":"TextSentencer_T262","span":{"begin":0,"end":291},"obj":"Sentence"},{"id":"T56602","span":{"begin":0,"end":291},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"These studies have revealed the presence of distinct areas on the HA molecule within which the amino acid substitutions predominantly occurred, These areas were also implicated in the production of antigenic variation associated with the process of antigenic drift (reviewed by Ward, 1981) ."}