Comorbidities and burden of COPD: A population based case-control study

Florent Baty(University of St.Gallen), Martin Brutsche(University of Basel), Paul Martin Putora(University of St. Gallen), Bruno Isenring(University of Zurich), Torsten Blum(MSB Medical School Berlin)
Unknown
September 1, 2013
Cited by 0


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