Passive smoking and replication.
Ebers
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D035843:Biomedical Research / Q000941:ethics / Q000592:standards*; D003627:Data Interpretation, Statistical; D004812:Epidemiologic Methods; D005060:Europe / Q000453:epidemiology; D006801:Humans; D009103:Multiple Sclerosis / Q000209:etiology; D017712:Peer Review, Research / Q000941:ethics / Q000592:standards*; D010506:Periodicals as Topic / Q000941:ethics / Q000592:standards*; D015203:Reproducibility of Results; D014028:Tobacco Smoke Pollution / Q000009:adverse effects
D014028:Tobacco Smoke Pollution