{"title": "Economic and Medicinal Plant Research", "first_sentence": {"type": "/type/text", "value": "Ecologists and botanists generally believe that at least ten per cent of the higher plant species that currently exist will become extinct before the end of this century (Lucas and Synge, 1978)."}, "first_publish_date": "August 1990", "key": "/works/OL141013W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2158970A"}}], "type": {"key": "/type/work"}, "subjects": ["Medicinal plants", "Chemotherapy", "Pharmaceutical chemistry"], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2009-10-19T19:02:51.105397"}, "last_modified": {"type": "/type/datetime", "value": "2024-09-17T06:06:56.570038"}}