PMC:548520 / 893-909 JSONTXT

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T105","span":{"begin":0,"end":1},"obj":"SO_EXT:sequence_nullness_or_absence"},{"id":"T106","span":{"begin":2,"end":16},"obj":"CL:0000210"}],"text":"- photoreceptors"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T62","span":{"begin":2,"end":16},"obj":"CL:0000210"}],"text":"- photoreceptors"}

{"project":"craft-sa-dev","denotations":[{"id":"T283","span":{"begin":2,"end":16},"obj":"NNS"},{"id":"T286","span":{"begin":0,"end":1},"obj":"SYM"}],"text":"- photoreceptors"}