{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,3]],"date-time":"2026-08-03T06:29:35Z","timestamp":1785738575992,"version":"3.56.0"},"reference-count":0,"publisher":"Wiley","issue":"2","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Clin Pharmacol Ther"],"published-print":{"date-parts":[[1987,8]]},"DOI":"10.1038\/clpt.1987.126","type":"journal-article","created":{"date-parts":[[2010,8,30]],"date-time":"2010-08-30T12:41:03Z","timestamp":1283172063000},"page":"157-165","source":"Crossref","is-referenced-by-count":146,"title":["A urinary metabolite ratio that reflects systemic caffeine clearance"],"prefix":"10.1111","volume":"42","author":[{"given":"Monica E","family":"Campbell","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stephen P","family":"Spielberg","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Werner","family":"Kalow","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","container-title":["Clinical Pharmacology and Therapeutics"],"original-title":[],"deposited":{"date-parts":[[2023,11,7]],"date-time":"2023-11-07T13:18:26Z","timestamp":1699363106000},"score":1,"resource":{"primary":{"URL":"http:\/\/doi.wiley.com\/10.1038\/clpt.1987.126"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1987,8]]},"references-count":0,"journal-issue":{"issue":"2","published-print":{"date-parts":[[1987,8]]}},"alternative-id":["clpt1987126"],"URL":"https:\/\/doi.org\/10.1038\/clpt.1987.126","relation":{},"ISSN":["0009-9236","1532-6535"],"issn-type":[{"value":"0009-9236","type":"print"},{"value":"1532-6535","type":"electronic"}],"subject":[],"published":{"date-parts":[[1987,8]]}}}