title: Correction to methane concentrations in water wells unrelated to proximity to existing oil and gas wells in northeastern Pennsylvania.
authors.forename: Donald I
authors.initials: DI
authors.lastname: Siegel
authors.forename: Nicholas A
authors.initials: NA
authors.lastname: Azzolina
authors.forename: Bert J
authors.initials: BJ
authors.lastname: Smith
authors.forename: A Elizabeth
authors.initials: AE
authors.lastname: Perry
authors.forename: Rikka L
authors.initials: RL
authors.lastname: Bothun