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Lancet (London, England)|August 20, 1994
Perinatal measles infection and subsequent Crohn's diseaseA Ekbom, A J Wakefield, M Zack, et al.Journal of Medical Screening|January 1, 1997
Evaluation of surveillance programmes for colorectal cancer in ulcerative colitis patients by case-control studies: methodological considerationsM M Zack, A Ekbom, P G Persson, et al.Gastroenterology|September 1, 1992
Survival and causes of death in patients with inflammatory bowel disease: a population-based studyA Ekbom, C G Helmick, M Zack, et al.Cancer Epidemiology, Biomarkers & Prevention : a Publication of the American Association for Cancer Research, Cosponsored by the American Society of Preventive Oncology|July 1, 1995
Prenatal and neonatal risk factors for childhood myeloid leukemiaS Cnattingius, M Zack, A Ekbom, et al.Gut|December 1, 1991
Risk factors for extensive ulcerative colitis and ulcerative proctitis: a population based case-control studyS M Samuelsson, A Ekbom, M Zack, et al.American Journal of Epidemiology|December 1, 1990
Perinatal risk factors for inflammatory bowel disease: a case-control studyA Ekbom, H O Adami, C G Helmick, et al.Journal of the National Cancer Institute|June 21, 1995
Prenatal and neonatal risk factors for childhood lymphatic leukemiaS Cnattingius, M M Zack, A Ekbom, et al.Cancer Research|July 15, 1991
Maternal and perinatal risk factors for childhood leukemiaM Zack, H O Adami, A EricsonInternational Journal of Cancer|April 22, 1992
Maternal and perinatal risk factors for Wilms' tumor: a nationwide nested case-control study in SwedenP Lindblad, M Zack, H O Adami, et al.Cancer Causes & Control : CCC|November 5, 1997
International incidence rates of invasive cervical cancer after introduction of cytological screeningL Gustafsson, J Pontén, M Zack, et al.Pageof 85