. . . . . . . "[We mapped NK-1 and NK-2 receptors in four groups of subjects: four asymptomatic nonsmokers, seven asymptomatic smokers, seven symptomatic smokers with normal lung function, and eight symptomatic smokers with chronic airflow limitation.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2017-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2017-10-17T13:16:31+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .