Nanopublications LDF server

Nanopublications

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Matches in Nanopublications for { ?s ?p "[Chronic second-hand smoke (SHS) exposure comprises the main risk factor for nonsmokers to develop chronic obstructive pulmonary disease (COPD).]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en ?g. }

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