title: Delhi has overtaken Beijing as the world's most polluted city, report says.
authors.affiliation: Kolkata.
authors.forename: Sanjeet
authors.initials: S
authors.lastname: Bagcchi
mesh_terms: D004782:Environmental Health / Q000331:legislation & jurisprudence*; D018876:Environmental Illness / Q000453:epidemiology / Q000517:prevention & control*; D004787:Environmental Pollution / Q000331:legislation & jurisprudence*; D033161:Government Regulation; D006801:Humans; D007194:India / Q000453:epidemiology; D015995:Prevalence; D014505:Urban Population