Incidence and Treatment of Patients Diagnosed With Inflammatory Bowel Diseases at 60 Years or Older in Sweden

External review and validation of the Swedish national inpatient register

Jonas F. Ludvigsson, Eva Andersson, Anders Ekbom et al. · BMC Public Health · 2011 · 5.1K citations · Full text

Health Professions, Psychiatry, Clinical Medicine +9

Infliximab for Induction and Maintenance Therapy for Ulcerative Colitis

Paul Rutgeerts, William J. Sandborn, Brian G. Feagan et al. · New England Journal of Medicine · 2005 · 3.9K citations · Full text

Pharmacy, Immunology, Pharmacotherapy +14

Infliximab, Azathioprine, or Combination Therapy for Crohn's Disease

Jean‐Frédéric Colombel, William J. Sandborn, Walter Reinisch et al. · New England Journal of Medicine · 2010 · 3.1K citations · Full text

Pharmacy, Immunology, Pharmacotherapy +14

The Swedish personal identity number: possibilities and pitfalls in healthcare and medical research

Jonas F. Ludvigsson, P Otterblad-Olausson, Birgitta U. Pettersson et al. · European Journal of Epidemiology · 2009 · 2.4K citations · Full text

Health Professions, Health Systems, Electronic Health Records +11

The new Swedish Prescribed Drug Register—Opportunities for pharmacoepidemiological research and experience from the first six months

Björn Wettermark, Niklas Hammar, C. MichaelFored et al. · Pharmacoepidemiology and Drug Safety · 2006 · 1.9K citations · Full text

Pharmacy, Pharmacology, Clinical Pharmacology +15