• European Paediatric Surgeons' Association
http://www.eupsa.org

• European Society for Paediatric Urology
http://www.espu.org/

• American Association of Pediatric Urologists
http://www.aapuonline.org/

• The Society for Pediatric Urology
http://www.spuonline.org/

• American Pediatric Surgical Association
http://www.eapsa.org/

• British Association of Paediatric Surgeons
http://www.baps.org.uk/

• International Pediatric Endosurgery Group
http://www.ipeg.org/

• British Association of Paediatric Endoscopic Surgeons
http://www.bapes.org.uk/

• American Academy of Pediatrics
http://www.aap.org/

• Pediatric Surgery Postgraduate Seminars
http://pespos.org