PMC:400732 / 9098-9101 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T2450","span":{"begin":0,"end":1},"obj":"HYPH"},{"id":"T2451","span":{"begin":1,"end":2},"obj":"SYM"}],"text":"/- "}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T2402","span":{"begin":1,"end":2},"obj":"SO_EXT:sequence_nullness_or_absence"}],"text":"/- "}