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srdr.ahrq.gov/projects/1671/studies/196167
January 01, 2005 - Country
Headache Group, Institute of Neurology, London, UK.
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srdr.ahrq.gov/projects/1671/studies/196204
January 01, 1994 - Country
Department of Neurology, Kansas University Medical Center, Kansas City.
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srdr.ahrq.gov/projects/1671/studies/196196
Country
Department of Neurology, Christian-Albrecht-University, Kiel, West Germany.
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srdr.ahrq.gov/projects/1671/studies/196392
January 01, 2001 - Country
Department of Neurology, Leiden University Medical Center, Leiden, The Netherlands.
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srdr.ahrq.gov/projects/1671/studies/196187
January 01, 2011 - Country
Unit of Neurology-Department of Internal Medicine, Hospital CST, Terrassa, Barcelona, Spain
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srdr.ahrq.gov/projects/1671/studies/196103
January 01, 1991 - Country
Department of Neurology, Oldchurch Hospital, Essex, England, UK.
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srdr.ahrq.gov/projects/1671/studies/196163
January 01, 1992 - Country
Department of Neurology, University Central Hospital of Turku, Finland.
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srdr.ahrq.gov/projects/1671/studies/196107
January 01, 2002 - Country
Department of Neurology, School of Medicine at Ribeirão Preto, São Paulo University, Ribeirão
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srdr.ahrq.gov/projects/1671/studies/196121
January 01, 2001 - Country
Gülhane Military Medical Academy Neurology Department, Ankara, Turkey.
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srdr.ahrq.gov/projects/1671/studies/196127
January 01, 2003 - Country
Department of Neurology, University of Essen, Essen, Germany. h.diener@uni-essen.de
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srdr.ahrq.gov/projects/1671/studies/196136
January 01, 2013 - Country
Department of Neurology, Mashhad University of Medical Sciences, Mashhad, Iran;
Year
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srdr.ahrq.gov/projects/1671/studies/196175
January 01, 2015 - Country
Department of Neurology, School of Medicine, Hamadan University of Medical Sciences, Hamadan
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srdr.ahrq.gov/projects/1671/studies/196184
January 01, 1991 - Country
Department of Neurology, Austin Hospital, Melbourne, Australia.
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srdr.ahrq.gov/projects/1671/studies/196150
Country
Department of Neurology, University of Tampere, Finland.
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srdr.ahrq.gov/projects/1591/studies/195546
January 01, 2019 - Country
1 Division of Neurology, Department of Medicine, Kwame Nkrumah University of Science
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srdr.ahrq.gov/projects/1671/studies/196168
January 01, 2019 - Country
From the Departments of Neurology and Epidemiology and Population Health, Albert Einstein
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srdr.ahrq.gov/projects/1671/studies/196169
January 01, 1998 - Country
Department of Neurology, Albert Einstein College of Medicine, Montefiore Headache Unit,
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srdr.ahrq.gov/projects/1671/studies/196165
January 01, 2017 - Country
Department of Neurology, Faculty of Medicine, Immunogenetics Research Center, Clinical
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srdr.ahrq.gov/projects/1671/studies/196106
January 01, 2002 - Country
Department of Neurology, Albert Einstein College of Medicine, Bronx, New York, USA.
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srdr.ahrq.gov/projects/1671/studies/196108
January 01, 2002 - Country
Department of Neurology, São Paulo University, School of Medicine at Ribeirão Preto, 3900