title: Second-hand smoke in hospitals in Catalonia (2009): a cross-sectional study measuring PM2.5 and vapor-phase nicotine.
authors.affiliation: Institut Català d'Oncologia-IDIBELL, L'Hospitalet, Barcelona, Spain.
authors.forename: Xisca
authors.initials: X
authors.lastname: Sureda
authors.forename: Marcela
authors.initials: M
authors.lastname: Fu
authors.forename: María José
authors.initials: MJ
authors.lastname: López
authors.forename: Jose M
authors.initials: JM
authors.lastname: Martínez-Sánchez
authors.forename: Esther
authors.initials: E
authors.lastname: Carabasa
authors.forename: Esteve
authors.initials: E
authors.lastname: Saltó
authors.forename: Cristina
authors.initials: C
authors.lastname: Martínez
authors.forename: Manel
authors.initials: M
authors.lastname: Nebot
authors.forename: Esteve
authors.initials: E
authors.lastname: Fernández