Hernia, Abdominal

• Clintec, Karolinska Institutet — Stockholm, Sweden

• Wilhelminenspital — Vienna, Austria
• Imelda Ziekenhuis — Bonheiden, Belgium
• UZ Gent — Ghent, Belgium
• UZ Leuven (Gasthuisberg) — Leuven, Belgium

• Dept. of surgery, Zealand University Hospital — Køge, Denmark

• Pines Surgical — Pembroke Pines, Florida, United States
• Washington University in St Louis, Barnes Jewish Hospital — St Louis, Missouri, United States
• CentraState Medical Center — Freehold, New Jersey, United States

• Santa Lucinda Hospital — Sorocaba, São Paulo, Brazil

• Stanford University School of Medicine — Stanford, California, United States

• Bispebjerg Hospital — Copenhagen, NV, Denmark

Not specified

• Meander MC — Amersfoort, Netherlands
• Onze Lieve Vrouwe Gasthuis — Amsterdam, Netherlands
• Rijnstate — Arnhem, Netherlands
• Lievensberg — Bergen op Zoom, Netherlands

Not specified