{"title": "An inquiry into the effects of light in respiration", "subjects": ["Physiological effect", "Dissertations", "Respiration", "Light", "University of Pennsylvania", "University of Pennsylvania. Dept. of Medicine", "University of Pennsylvania. Department of Medicine"], "key": "/works/OL10312682W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL4268228A"}}], "type": {"key": "/type/work"}, "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-12-11T02:45:43.867257"}, "last_modified": {"type": "/type/datetime", "value": "2026-07-12T14:32:22.451440"}}