PMC:548520 / 21904-21918 JSONTXT

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T4580","span":{"begin":0,"end":14},"obj":"_FRAGMENT"}],"text":"photoreceptors"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T4377","span":{"begin":0,"end":14},"obj":"_FRAGMENT"}],"text":"photoreceptors"}

{"project":"craft-sa-dev","denotations":[{"id":"T5174","span":{"begin":0,"end":14},"obj":"NNS"}],"text":"photoreceptors"}