{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,9]],"date-time":"2025-12-09T06:32:06Z","timestamp":1765261926549,"version":"3.46.0"},"reference-count":5,"publisher":"BMJ","issue":"6670","license":[{"start":{"date-parts":[[1989,2,11]],"date-time":"1989-02-11T00:00:00Z","timestamp":603158400000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.bmj.com\/company\/legal-information\/terms-conditions\/legal-information\/tdm-licencepolicy"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["BMJ"],"published-print":{"date-parts":[[1989,2,11]]},"DOI":"10.1136\/bmj.298.6670.342","type":"journal-article","created":{"date-parts":[[2009,4,2]],"date-time":"2009-04-02T15:19:55Z","timestamp":1238685595000},"page":"342.1-342","source":"Crossref","is-referenced-by-count":2,"title":["Magnesium in pregnancy."],"prefix":"10.1136","volume":"298","author":[{"given":"B. M.","family":"Hibbard","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"239","published-online":{"date-parts":[[1989,2,11]]},"reference":[{"key":"ref_1","first-page":"68","article-title":"On the role of magnesium in fetal hypotrophy, pregnancy induced hypertension and pre-eclampsia","volume":"6","author":"Conradt, A.; Weidinger, H.; Algaver, H.","year":"1984","unstructured":"Conradt A, Weidinger H, Algaver H. On the role of magnesium in fetal hypotrophy, pregnancy induced hypertension and pre-eclampsia. Magnesium Bulletin 1984;6:68-76.","journal-title":"Magnesium Bulletin"},{"key":"ref_2","first-page":"120","article-title":"Magnesium supplementation in pregnancy. A double blind study. Br","volume":"95","author":"Spatling, L.; Spatling, G.","year":"1988","unstructured":"Spatling L, Spatling G. Magnesium supplementation in pregnancy. A double blind study. Br ] Obstet GYsnaecol 1988;95:120-5.","journal-title":"Obstet GYsnaecol"},{"key":"ref_3","first-page":"\"892","article-title":"The cffects oforal iron supplementation on zinc and magnesium levels during pregnancy","volume":"92","author":"Sheldon, W.L.; Aspillaga, M.O.; Smith, P.A.; L-ind, T.","year":"1985","unstructured":"Sheldon WL, Aspillaga MO, Smith PA, L-ind T. The cffects oforal iron supplementation on zinc and magnesium levels during pregnancy. Br] Obstet Gvnaecol 1985;92:892-8. S Gtsnther 'l. Biochemistry and pathobiochemistry of magnesium. Magnesium Bulletin 1981;3:91-101.","journal-title":"Br] Obstet Gvnaecol; Gtsnther 'l. Biochemistry and pathobiochemistry of magnesium"},{"key":"ref_4","first-page":"1","article-title":"Mlagnesium deficiencNy and magnesium toxicity in man","volume-title":"7race elements I.n humatn health and disease","author":"Flink, E.B.","year":"1976","unstructured":"Flink EB. Mlagnesium deficiencNy and magnesium toxicity in man. In: Prasad AS, ed. 7race elements I.n humatn health and disease. Vol II. New York: Academic Press, 1976:1-21."},{"key":"ref_5","first-page":"159","article-title":"elements and iron in human metabolism","author":"ASTrace, Prasad","year":"1978","unstructured":"Prasad AS, ed. Trace elements and iron in human metabolism. Chichester: John Wiley, 1978:159-89."}],"container-title":["BMJ"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/data.bmj.org\/tdm\/10.1136\/bmj.298.6670.342","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/syndication.highwire.org\/content\/doi\/10.1136\/bmj.298.6670.342","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,12,9]],"date-time":"2025-12-09T06:13:36Z","timestamp":1765260816000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.bmj.com\/lookup\/doi\/10.1136\/bmj.298.6670.342"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1989,2,11]]},"references-count":5,"journal-issue":{"issue":"6670","published-online":{"date-parts":[[1989,2,11]]},"published-print":{"date-parts":[[1989,2,11]]}},"alternative-id":["10.1136\/bmj.298.6670.342"],"URL":"https:\/\/doi.org\/10.1136\/bmj.298.6670.342","relation":{},"ISSN":["0959-8138","1468-5833"],"issn-type":[{"type":"print","value":"0959-8138"},{"type":"electronic","value":"1468-5833"}],"subject":[],"published":{"date-parts":[[1989,2,11]]}}}