title: Single-port versus 4-port laparoscopic cholecystectomy.
authors.affiliation: Minimally Invasive Surgery Research Center, Department of Surgical Sciences, University of Insubria, Azienda Ospedaliera, Macchi, Varese, Italy, luigi.boni@uninsubria.it.
authors.forename: Gianlorenzo
authors.initials: G
authors.lastname: Dionigi
authors.forename: Stefano
authors.initials: S
authors.lastname: Rausei
authors.forename: Renzo
authors.initials: R
authors.lastname: Dionigi
authors.forename: Luigi
authors.initials: L
authors.lastname: Boni
mesh_terms: D017081:Cholecystectomy, Laparoscopic / Q000379:methods*; D005260:Female; D006801:Humans; D008297:Male