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Paper published by Dr Mark Engel:
Letter
Letter to the editor
Zühlke LJ, Engel ME
Clinical Epidemiology 2011, 3:171-173
Published Date: 18 May 2011
Back to User profile » Dr Mark Engel
Zühlke LJ, Engel ME
Clinical Epidemiology 2011, 3:171-173
Published Date: 18 May 2011