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Floor Borlée, C. Joris Yzermans, Esmeralda Krop, Bernadette Aalders, Jos Rooijackers, Jan-Paul Zock, Christel E. van Dijk, Catharina B. M. Maassen, François Schellevis, Dick Heederik, Lidwien A. M. Smit
Spirometry, questionnaire and electronic medical record based COPD in a population survey: Comparing prevalence, level of agreement and associations with potential risk factors
www.plosone.org
www.plosone.org
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