title: Comparing systematic reviews and meta-analyses of randomized clinical trials with cohort studies: a paradigm of single-incision laparoscopic surgery.
authors.affiliation: Center for Minimally Invasive Surgery, Hospital Neuwerk, Mönchengladbach, Germany. stavros.antoniou@hotmail.com.|Department of General Surgery, University Hospital of Heraklion, Crete, Greece. stavros.antoniou@hotmail.com.|, Athinon-Souniou 11, Keratea Attikis, 19001, Athens, Greece. stavros.antoniou@hotmail.com.
authors.forename: S A
authors.initials: SA
authors.lastname: Antoniou
authors.affiliation: Department of Vascular and Endovascular Surgery, The Royal Oldham Hospital, Pennine Acute Hospitals NHS Trust, Manchester, UK.
authors.forename: G A
authors.initials: GA
authors.lastname: Antoniou
authors.affiliation: Center for Minimally Invasive Surgery, Hospital Neuwerk, Mönchengladbach, Germany.
authors.forename: F-A
authors.initials: FA
authors.lastname: Granderath
mesh_terms: D017081:Cholecystectomy, Laparoscopic / Q000009:adverse effects*; D059350:Chronic Pain / Q000453:epidemiology*; D005260:Female; D005705:Gallbladder Diseases / Q000601:surgery*; D006801:Humans; D000069290:Incisional Hernia / Q000453:epidemiology*; D008297:Male; D010149:Postoperative Pain / Q000453:epidemiology*