PMC:1359071 / 642-652 JSONTXT

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T509","span":{"begin":1,"end":5},"obj":"SO_EXT:sequence_nullness"}],"text":" null (Apo"}

{"project":"craft-sa-dev","denotations":[{"id":"T638","span":{"begin":1,"end":5},"obj":"JJ"},{"id":"T639","span":{"begin":6,"end":7},"obj":"-LRB-"}],"text":" null (Apo"}