title: [Laparoscopic transumbilical cholecystectomy. Results with the gel device and literature review].
authors: Ramon
authors: R
authors: Vilallonga
authors: José Manuel
authors: JM
authors: Fort
authors: Manuel
authors: M
authors: Armengol
mesh_terms: D017081:Cholecystectomy, Laparoscopic / Q000379:methods*; D002769:Cholelithiasis / Q000601:surgery*; D005782:Gels; D006801:Humans; D014472:Umbilicus
chemical_list: D005782:Gels