{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,12]],"date-time":"2025-11-12T13:18:31Z","timestamp":1762953511496},"reference-count":6,"publisher":"Springer Science and Business Media LLC","issue":"4720","license":[{"start":{"date-parts":[[1960,4,1]],"date-time":"1960-04-01T00:00:00Z","timestamp":-307756800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Nature"],"published-print":{"date-parts":[[1960,4]]},"DOI":"10.1038\/186249a0","type":"journal-article","created":{"date-parts":[[2006,7,3]],"date-time":"2006-07-03T14:45:50Z","timestamp":1151937950000},"page":"249-250","source":"Crossref","is-referenced-by-count":72,"title":["Determination of Calcium in Blood Serum by Atomic Absorption Spectroscopy"],"prefix":"10.1038","volume":"186","author":[{"given":"J. B.","family":"WILLIS","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","reference":[{"key":"BF186249a0_CR1","doi-asserted-by":"publisher","first-page":"263","DOI":"10.1038\/182263a0","volume":"182","author":"G Hunter","year":"1958","unstructured":"Hunter, G., Nature, 182, 263 (1958).","journal-title":"Nature"},{"key":"BF186249a0_CR2","doi-asserted-by":"publisher","first-page":"232","DOI":"10.1038\/183232a0","volume":"183","author":"TA Harper","year":"1959","unstructured":"Harper, T. A., Nature, 183, 232 (1959).","journal-title":"Nature"},{"key":"BF186249a0_CR3","doi-asserted-by":"publisher","first-page":"108","DOI":"10.1016\/0371-1951(55)80013-6","volume":"7","author":"A Walsh","year":"1955","unstructured":"Walsh, A., Spectrochim. Acta, 7, 108 (1955).","journal-title":"Spectrochim. Acta"},{"key":"BF186249a0_CR4","doi-asserted-by":"publisher","first-page":"317","DOI":"10.1016\/0371-1951(57)80193-3","volume":"8","author":"BJ Russell","year":"1957","unstructured":"Russell, B. J., Shelton, J. P., and Walsh, A., Spectrochim. Acta, 8, 317 (1957).","journal-title":"Spectrochim. Acta"},{"key":"BF186249a0_CR5","doi-asserted-by":"publisher","first-page":"186","DOI":"10.1038\/184186a0","volume":"184","author":"JB Willis","year":"1959","unstructured":"Willis, J. B., Nature, 184, 186 (1959).","journal-title":"Nature"},{"key":"BF186249a0_CR6","doi-asserted-by":"publisher","first-page":"164","DOI":"10.1042\/bj0670164","volume":"67","author":"I MacIntyre","year":"1957","unstructured":"MacIntyre, I., Biochem. J., 67, 164 (1957).","journal-title":"Biochem. J."}],"container-title":["Nature"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/www.nature.com\/articles\/186249a0","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/www.nature.com\/articles\/186249a0.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/www.nature.com\/articles\/186249a0.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,12,1]],"date-time":"2021-12-01T22:12:25Z","timestamp":1638396745000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.nature.com\/articles\/186249a0"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1960,4]]},"references-count":6,"journal-issue":{"issue":"4720","published-print":{"date-parts":[[1960,4]]}},"alternative-id":["BF186249a0"],"URL":"https:\/\/doi.org\/10.1038\/186249a0","relation":{},"ISSN":["0028-0836","1476-4687"],"issn-type":[{"value":"0028-0836","type":"print"},{"value":"1476-4687","type":"electronic"}],"subject":[],"published":{"date-parts":[[1960,4]]}}}