{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,9,12]],"date-time":"2025-09-12T18:38:38Z","timestamp":1757702318043},"reference-count":13,"publisher":"BMJ","issue":"6266","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["BMJ"],"published-print":{"date-parts":[[1981,3,7]]},"DOI":"10.1136\/bmj.282.6266.774","type":"journal-article","created":{"date-parts":[[2009,4,2]],"date-time":"2009-04-02T15:00:59Z","timestamp":1238684459000},"page":"774-776","source":"Crossref","is-referenced-by-count":41,"title":["Breast cancer in women who have taken contraceptive steroids."],"prefix":"10.1136","volume":"282","author":[{"given":"P N","family":"Matthews","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"R R","family":"Millis","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"J L","family":"Hayward","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"239","reference":[{"issue":"24","key":"ref_1","first-page":"1140","article-title":"The problem of possible effects of oral contraceptives on cancer of the breast","volume":"1969","author":"Hertz, R.","unstructured":"Hertz R. The problem of possible effects of oral contraceptives on cancer of the breast. Cancer 1969;24:1140-5.","journal-title":"Cancer"},{"key":"ref_2","first-page":"135","article-title":"Hormonal treatment of cancer. N EnglJ'","volume":"246","author":"Nathanson, I.T.; Kelley, R.M.","year":"1952","unstructured":"Nathanson IT, Kelley RM. Hormonal treatment of cancer. N EnglJ' Med 1952;246:135-45.","journal-title":"Med"},{"key":"ref_3","article-title":"Oral contraceptives: update on usage, safety, and side effects","author":"Connell, E.B.; Gillespie, D.; Goodman, H.C.; Heiby, JR","year":"1979","unstructured":"Connell EB, Gillespie D, Goodman HC, Heiby JR, et al. Oral contraceptives: update on usage, safety, and side effects. Population reports 1979 January; series A, No 5.","journal-title":"Population reports"},{"key":"ref_4","doi-asserted-by":"crossref","first-page":"1395","DOI":"10.1002\/1097-0142(197112)28:6<1395::AID-CNCR2820280610>3.0.CO;2-5","article-title":"Investigation of the possible relationship between oral contraceptives and benign and malignant breast disease","volume":"28","author":"Vessey, M.P.; Doll, R.; Sutton, P.M.","year":"1971","unstructured":"Vessey MP, Doll R, Sutton PM. Investigation of the possible relationship between oral contraceptives and benign and malignant breast disease. Cancer 1971;28:1395-9.","journal-title":"Cancer"},{"key":"ref_5","doi-asserted-by":"crossref","first-page":"1887","DOI":"10.1002\/1097-0142(197704)39:4+<1887::AID-CNCR2820390822>3.0.CO;2-I","article-title":"Cancer risk as related to use of oral contraceptives during fertile years","volume":"39","author":"Paffenbarger, R.S.; Fasal, E.; Simmons, M.E.; Kampert, J.B.","year":"1977","unstructured":"Paffenbarger RS, Fasal E, Simmons ME, Kampert JB. Cancer risk as related to use of oral contraceptives during fertile years. Cancer 1977;39: 1887-91.","journal-title":"Cancer"},{"key":"ref_6","first-page":"1757","article-title":"An epidemiological study of oral contraceptives and breast cancer. Br MedJ'","volume":"i:","author":"Vessey, M.P.; Doll, R.; Jones, K.; McPherson, K.; Yeates, D.","year":"1979","unstructured":"Vessey MP, Doll R, Jones K, McPherson K, Yeates D. An epidemiological study of oral contraceptives and breast cancer. Br MedJ' 1979;i:1757-60."},{"key":"ref_7","doi-asserted-by":"crossref","first-page":"1024","DOI":"10.1136\/bmj.1.6119.1024","article-title":"Contraceptive steroids and breast cancer","volume":"i:","author":"Spencer, J.D.; Millis, R.R.; Hayward, J.L.","year":"1978","unstructured":"Spencer JD, Millis RR, Hayward JL. Contraceptive steroids and breast cancer. Br Med J 1978;i:1024-6.","journal-title":"Br Med J"},{"key":"ref_8","first-page":"423","article-title":"Treatment of early breast cancer: a report after ten years of a clinical trial","volume":"ii:","author":"Atkins, H.; Hayward, J.L.; Klugman, D.J.; Wayte, A.B.","year":"1972","unstructured":"Atkins H, Hayward JL, Klugman DJ, Wayte AB. Treatment of early breast cancer: a report after ten years of a clinical trial. Br Med J 1972; ii:423-9.","journal-title":"Br Med J"},{"key":"ref_9","first-page":"359","article-title":"Histological grading and prognosis in breast cancer. A study of 1409 cases of which 359 have been followed for 15 years. Br J3 Cancer","volume":"11","author":"Bloom, H.J.G.; Richardson, W.W.","year":"1957","unstructured":"Bloom HJG, Richardson WW. Histological grading and prognosis in breast cancer. A study of 1409 cases of which 359 have been followed for 15 years. Br J3 Cancer 1957;11:359-77."},{"key":"ref_10","first-page":"41","article-title":"Some characteristics of familial breast cancer. Cancer 1971; 28: 1500-4. 1' Langlands AO, Keer GR, Bloomer SM. Familial breast cancer","volume":"2","author":"Anderson, D.E.","year":"1976","unstructured":"Anderson DE. Some characteristics of familial breast cancer. Cancer 1971; 28:1500-4. 1' Langlands AO, Keer GR, Bloomer SM. Familial breast cancer. Clin Oncol 1976;2:41-5.","journal-title":"Clin Oncol"},{"key":"ref_11","article-title":"Accepted","year":"1980","unstructured":"(Accepted 16 December 1980)"},{"key":"ref_12","article-title":"An unreported condition of the legs in infants was found in more than 130 children referred to one hospital from 1973 to 1979. One hundred of these children were studied. One leg, usually the right, lay in external rotation. Although there was no loss or restriction of movement at the hip joints, in most cases there was a difference in the arc of rotation. Eleven children also had mild hooking of the forefoot on the unaffected side. Hip radiographs were normal in all cases. Obstetric records were reviewed in 70 cases, but no relation was found between presenting position at birth and side of the affected limb. The condition resolved spontaneously in most of the children who were followed up","unstructured":"An unreported condition of the legs in infants was found in more than 130 children referred to one hospital from 1973 to 1979. One hundred of these children were studied. One leg, usually the right, lay in external rotation. Although there was no loss or restriction of movement at the hip joints, in most cases there was a difference in the arc of rotation. Eleven children also had mild hooking of the forefoot on the unaffected side. Hip radiographs were normal in all cases. Obstetric records were reviewed in 70 cases, but no relation was found between presenting position at birth and side of the affected limb. The condition resolved spontaneously in most of the children who were followed up."},{"key":"ref_13","article-title":"From 1973 to 1979 over 130 infants have been referred to Queen Mary's Hospital for Children, Carshalton, with a previously unreported condition of the legs. The condition is characterised by one leg, usually the right, lying in external rotation. This is often most obvious when the child is seated on the mother's knee. We present here details of the first 100 cases","unstructured":"From 1973 to 1979 over 130 infants have been referred to Queen Mary's Hospital for Children, Carshalton, with a previously unreported condition of the legs. The condition is characterised by one leg, usually the right, lying in external rotation. This is often most obvious when the child is seated on the mother's knee. We present here details of the first 100 cases."}],"container-title":["BMJ"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/syndication.highwire.org\/content\/doi\/10.1136\/bmj.282.6266.774","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2020,9,25]],"date-time":"2020-09-25T18:54:31Z","timestamp":1601060071000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.bmj.com\/lookup\/doi\/10.1136\/bmj.282.6266.774"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1981,3,7]]},"references-count":13,"journal-issue":{"issue":"6266","published-print":{"date-parts":[[1981,3,7]]}},"URL":"https:\/\/doi.org\/10.1136\/bmj.282.6266.774","relation":{},"ISSN":["0959-8138","1468-5833"],"issn-type":[{"value":"0959-8138","type":"print"},{"value":"1468-5833","type":"electronic"}],"subject":[],"published":{"date-parts":[[1981,3,7]]}}}