{"type": {"key": "/type/work"}, "title": "Tentamen de nexu inter matrem et foetum", "subjects": ["Placenta", "Fetus", "Maternal-Fetal Exchange", "Maternal-fetal exchange", "Early works to 1800"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL16325262A"}}, {"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL7192838A"}, "role": "former owner."}, {"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL16325263A"}}], "key": "/works/OL45281069W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2026-04-30T08:54:45.475507"}, "last_modified": {"type": "/type/datetime", "value": "2026-04-30T08:54:45.475507"}}