Preparation with Mechanical Bowel Cleansing or/and Oral Antibiotics or Nothing for Elective Colorectal Surgery: Two-Two-Arm Multicentre Randomised Controlled Studies (MECCLANT –C and –R Trials)

Evaghelos Xynos¹, Nikolaos Gouvas^2*, Christos Agalianos³, Ioannis Balogiannis⁴, Manoussos Christodoulakis⁵, Dimitrios Korkolis⁶, Dimitrios Manatakis⁶, Dimitrios Lytras⁷, Ioannis Papakonstantinou⁸, Costas Stamou⁹, Ioannis Triantaphyllidis¹⁰, Georgios Tzovaras⁴ and Georgios Zacharioudakis¹¹

¹Creta Interclinic, Heraklion, Crete, Greece, E-mail: nikos.gouvas@gmail.com

²Worcestershire Acute Hospitals NHS Trust, Worcester, UK, E-mail: nikos.gouvas@gmail.com

³Naval and Veterans Hospital of Athens, Greece, E-mail: nikos.gouvas@gmail.com

⁴University Hospital, Larissa, Greece, E-mail: nikos.gouvas@gmail.com

⁵Venizeleion Hospital, Heraklion, Crete, Greece, E-mail: nikos.gouvas@gmail.com

⁶Agios Savvas Hospital, Athens, Greece, E-mail: nikos.gouvas@gmail.com

⁷Achillopouleion Hospital, Volos, Greece, E-mail: nikos.gouvas@gmail.com

⁸Aretaieion University Hospital, Athens, Greece, E-mail: nikos.gouvas@gmail.com

⁹Bioclinic, Athens, Greece, E-mail: nikos.gouvas@gmail.com

¹⁰General Hospital, Florina, Greece, E-mail: nikos.gouvas@gmail.com

¹¹Hippokrateion University Hospital, Thessaloniki, Greece, E-mail: nikos.gouvas@gmail.com

^*Corresponding Author: Nikolaos Gouvas, Worcestershire Acute Hospitals NHS Trust, Worcester, UK, Tel: 00447946469727 Email: