PubMed:8115596 / 552-670 JSONTXT

{"project":"sentences","denotations":[{"id":"TextSentencer_T6","span":{"begin":0,"end":118},"obj":"Sentence"},{"id":"T6","span":{"begin":0,"end":118},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Thus a process of evolutionary escalation is predicted in which fetal actions are opposed by maternal countermeasures."}