title: Medicare Provider Utilization and Payment Data: The Book to Bill Gap.
authors.affiliation: Quintiles Consulting, Hawthorne, NY, USA.
authors.forename: Liberatore C
authors.initials: LC
authors.lastname: Casazza
authors.affiliation: Quintiles Consulting, Durham, NC, USA.
authors.forename: N
authors.initials: N
authors.lastname: Connelly
authors.affiliation: Quintiles Consulting, Durham, NC, USA.
authors.forename: J L
authors.initials: JL
authors.lastname: Culp
authors.affiliation: Quintiles Global Consulting, Hawthorne, NY, USA.
authors.forename: J
authors.initials: J
authors.lastname: Doyle