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E. Endresen
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Changes in breastfeeding practices in Norwegian maternity wards: national surveys 1973, 1982 and 1991
E. Helsing, E. Endresen, 1995, Acta paediatrica.
Pelvic pain and low back pain in pregnant women--an epidemiological study.
E. Endresen, 1995, Scandinavian journal of rheumatology.