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