{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,5]],"date-time":"2025-12-05T21:08:38Z","timestamp":1764968918807,"version":"3.46.0"},"reference-count":0,"publisher":"BMJ","issue":"5909","license":[{"start":{"date-parts":[[1974,4,6]],"date-time":"1974-04-06T00:00:00Z","timestamp":134438400000},"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":["Br Med J"],"published-print":{"date-parts":[[1974,4,6]]},"abstract":"<jats:p>Intolerance to lactose owing to deficiency of lactase is particularly prevalent among non-Caucasian peoples. Special caution is therefore needed in offering them milk supplements. Lactose tolerance has been investigated among the!Kung in the north-western Kalahari. The opportunity was taken also to examine their acetylator status, as this affects their ability to detoxicate drugs given for the treatment of tuberculosis and other diseases.<\/jats:p>\n                  <jats:p>The preliminary studies reported here suggest that not more than 10% of the!Kung are tolerant to lactose, but only one person out of 30 was a slow acetylator.<\/jats:p>","DOI":"10.1136\/bmj.2.5909.23","type":"journal-article","created":{"date-parts":[[2009,4,8]],"date-time":"2009-04-08T15:21:07Z","timestamp":1239204067000},"page":"23-26","source":"Crossref","is-referenced-by-count":26,"title":["Public Health and Genetic Constitution of the San (\u201cBushmen\u201d): Carbohydrate Metabolism and Acetylator Status of the! Kung of Tsumkwe in the North-western Kalahari"],"prefix":"10.1136","volume":"2","author":[{"given":"Trefor","family":"Jenkins","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"H.","family":"Lehmann","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"G. T.","family":"Nurse","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"239","published-online":{"date-parts":[[1974,4,6]]},"container-title":["BMJ"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/data.bmj.org\/tdm\/10.1136\/bmj.2.5909.23","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/syndication.highwire.org\/content\/doi\/10.1136\/bmj.2.5909.23","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,12,5]],"date-time":"2025-12-05T21:04:29Z","timestamp":1764968669000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.bmj.com\/lookup\/doi\/10.1136\/bmj.2.5909.23"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1974,4,6]]},"references-count":0,"journal-issue":{"issue":"5909","published-online":{"date-parts":[[1974,4,6]]},"published-print":{"date-parts":[[1974,4,6]]}},"alternative-id":["10.1136\/bmj.2.5909.23"],"URL":"https:\/\/doi.org\/10.1136\/bmj.2.5909.23","relation":{},"ISSN":["0007-1447","1468-5833"],"issn-type":[{"type":"print","value":"0007-1447"},{"type":"electronic","value":"1468-5833"}],"subject":[],"published":{"date-parts":[[1974,4,6]]}}}